<?xml version="1.0" encoding="UTF-8"?>

<!--XBRL Document Created with Wdesk from Workiva-->
<!--Copyright 2021 Workiva-->
<!--r:caa76b7b-35ce-4122-be3c-536e4b57dd6f,g:b74781be-c3d1-467c-89c1-f79b38420ede-->
<link:linkbase xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
  <link:roleRef roleURI="http://www.diamondbackenergy.com/role/Cover" xlink:type="simple" xlink:href="rtlr-20201231.xsd#Cover"/>
  <link:calculationLink xlink:role="http://www.diamondbackenergy.com/role/Cover" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.diamondbackenergy.com/role/ConsolidatedBalanceSheets" xlink:type="simple" xlink:href="rtlr-20201231.xsd#ConsolidatedBalanceSheets"/>
  <link:calculationLink xlink:role="http://www.diamondbackenergy.com/role/ConsolidatedBalanceSheets" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Liabilities_4d0137df-ca08-47d6-8dee-593244334fa7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_Liabilities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesCurrent_53e87e83-c47e-442e-9877-8541117d5fe5" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LiabilitiesCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_4d0137df-ca08-47d6-8dee-593244334fa7" xlink:to="loc_us-gaap_LiabilitiesCurrent_53e87e83-c47e-442e-9877-8541117d5fe5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetRetirementObligationsNoncurrent_a5ede955-7f46-473e-bfc1-b9bc402a4643" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AssetRetirementObligationsNoncurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_4d0137df-ca08-47d6-8dee-593244334fa7" xlink:to="loc_us-gaap_AssetRetirementObligationsNoncurrent_a5ede955-7f46-473e-bfc1-b9bc402a4643" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxLiabilitiesNet_22b95260-f0a2-4dcd-b8b8-bc36ff41af1d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DeferredIncomeTaxLiabilitiesNet"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_4d0137df-ca08-47d6-8dee-593244334fa7" xlink:to="loc_us-gaap_DeferredIncomeTaxLiabilitiesNet_22b95260-f0a2-4dcd-b8b8-bc36ff41af1d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebt_e1b02b14-96f5-46b4-8362-08c25795fedb" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongTermDebt"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_4d0137df-ca08-47d6-8dee-593244334fa7" xlink:to="loc_us-gaap_LongTermDebt_e1b02b14-96f5-46b4-8362-08c25795fedb" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PartnersCapital_fcf8d561-f2b8-4383-81af-17485e7c410a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PartnersCapital"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GeneralPartnersCapitalAccount_58d66cca-5b91-48ff-a9cb-e83748872313" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_GeneralPartnersCapitalAccount"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_PartnersCapital_fcf8d561-f2b8-4383-81af-17485e7c410a" xlink:to="loc_us-gaap_GeneralPartnersCapitalAccount_58d66cca-5b91-48ff-a9cb-e83748872313" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LimitedPartnersCapitalAccount_1a048834-c97e-4f19-9f1c-27b63d184d9a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LimitedPartnersCapitalAccount"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_PartnersCapital_fcf8d561-f2b8-4383-81af-17485e7c410a" xlink:to="loc_us-gaap_LimitedPartnersCapitalAccount_1a048834-c97e-4f19-9f1c-27b63d184d9a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherPartnersCapital_614b54e8-70f8-45c9-a977-4769e43fa052" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherPartnersCapital"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_PartnersCapital_fcf8d561-f2b8-4383-81af-17485e7c410a" xlink:to="loc_us-gaap_OtherPartnersCapital_614b54e8-70f8-45c9-a977-4769e43fa052" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_decdd558-d1e8-4ca4-a4a2-3b0c134c08ef" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_PartnersCapital_fcf8d561-f2b8-4383-81af-17485e7c410a" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_decdd558-d1e8-4ca4-a4a2-3b0c134c08ef" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsCurrent_243affcf-525f-4abd-b083-e5a8e415df60" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AssetsCurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_70bb6130-73a9-4e4c-b15b-347b9aac144a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_243affcf-525f-4abd-b083-e5a8e415df60" xlink:to="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_70bb6130-73a9-4e4c-b15b-347b9aac144a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsReceivableRelatedPartiesCurrent_c778e68e-3aaa-4960-b766-c669fa7ab6b8" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccountsReceivableRelatedPartiesCurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_243affcf-525f-4abd-b083-e5a8e415df60" xlink:to="loc_us-gaap_AccountsReceivableRelatedPartiesCurrent_c778e68e-3aaa-4960-b766-c669fa7ab6b8" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsReceivableNetCurrent_ef2b20e2-39ae-46c6-b113-5d6a5055e89e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccountsReceivableNetCurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_243affcf-525f-4abd-b083-e5a8e415df60" xlink:to="loc_us-gaap_AccountsReceivableNetCurrent_ef2b20e2-39ae-46c6-b113-5d6a5055e89e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryNet_3b39f28d-b41d-4ed5-88c8-bd158a13a952" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InventoryNet"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_243affcf-525f-4abd-b083-e5a8e415df60" xlink:to="loc_us-gaap_InventoryNet_3b39f28d-b41d-4ed5-88c8-bd158a13a952" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssetsCurrent_f39cfcdc-9032-4c0f-b4ef-860471dbd427" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherAssetsCurrent"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_243affcf-525f-4abd-b083-e5a8e415df60" xlink:to="loc_us-gaap_OtherAssetsCurrent_f39cfcdc-9032-4c0f-b4ef-860471dbd427" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_e6c591e2-955f-477b-8fda-37d702422702" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNet"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Land_c16bcfb2-f786-48ba-94b1-f21a71f0fbe1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_Land"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentNet_e6c591e2-955f-477b-8fda-37d702422702" xlink:to="loc_us-gaap_Land_c16bcfb2-f786-48ba-94b1-f21a71f0fbe1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_rtlr_PropertyPlantandEquipmentGrossExcludingLand_7368b594-cc01-4a30-99f8-c18ece7324d1" xlink:href="rtlr-20201231.xsd#rtlr_PropertyPlantandEquipmentGrossExcludingLand"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentNet_e6c591e2-955f-477b-8fda-37d702422702" xlink:to="loc_rtlr_PropertyPlantandEquipmentGrossExcludingLand_7368b594-cc01-4a30-99f8-c18ece7324d1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_a61128b0-44ee-4a61-9caf-c3be9a6d57d4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentNet_e6c591e2-955f-477b-8fda-37d702422702" xlink:to="loc_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_a61128b0-44ee-4a61-9caf-c3be9a6d57d4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquity_e76dc365-4b69-4a83-bc05-28005cd90ec9" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LiabilitiesAndStockholdersEquity"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PartnersCapitalIncludingPortionAttributableToNoncontrollingInterest_02fec882-f463-46b9-a0cd-4aa670661329" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PartnersCapitalIncludingPortionAttributableToNoncontrollingInterest"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_e76dc365-4b69-4a83-bc05-28005cd90ec9" xlink:to="loc_us-gaap_PartnersCapitalIncludingPortionAttributableToNoncontrollingInterest_02fec882-f463-46b9-a0cd-4aa670661329" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Liabilities_ff30b90a-ff97-41a5-bbf4-2c03ebda9d61" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_Liabilities"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_e76dc365-4b69-4a83-bc05-28005cd90ec9" xlink:to="loc_us-gaap_Liabilities_ff30b90a-ff97-41a5-bbf4-2c03ebda9d61" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommitmentsAndContingencies_c5101735-516c-421c-9da6-d565fd405787" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommitmentsAndContingencies"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_e76dc365-4b69-4a83-bc05-28005cd90ec9" xlink:to="loc_us-gaap_CommitmentsAndContingencies_c5101735-516c-421c-9da6-d565fd405787" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Assets_f8590168-de87-4b85-bfee-b9acba6e3a97" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_Assets"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsCurrent_c253c7ae-8c5a-44ef-a3c9-6196905bfee1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AssetsCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_f8590168-de87-4b85-bfee-b9acba6e3a97" xlink:to="loc_us-gaap_AssetsCurrent_c253c7ae-8c5a-44ef-a3c9-6196905bfee1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_8a6b8085-0335-4326-9917-325add0fd74d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNet"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_f8590168-de87-4b85-bfee-b9acba6e3a97" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentNet_8a6b8085-0335-4326-9917-325add0fd74d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseRightOfUseAsset_bb8e5c15-b3dd-42ca-bf0b-23f25face09b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OperatingLeaseRightOfUseAsset"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_f8590168-de87-4b85-bfee-b9acba6e3a97" xlink:to="loc_us-gaap_OperatingLeaseRightOfUseAsset_bb8e5c15-b3dd-42ca-bf0b-23f25face09b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityMethodInvestments_ce8c88cf-65cb-4dd2-801d-00f8d2ab73a3" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquityMethodInvestments"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_f8590168-de87-4b85-bfee-b9acba6e3a97" xlink:to="loc_us-gaap_EquityMethodInvestments_ce8c88cf-65cb-4dd2-801d-00f8d2ab73a3" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RealEstateInvestments_b95e7dba-f929-4c24-af92-4f10074f2399" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RealEstateInvestments"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_f8590168-de87-4b85-bfee-b9acba6e3a97" xlink:to="loc_us-gaap_RealEstateInvestments_b95e7dba-f929-4c24-af92-4f10074f2399" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_0383a5aa-e51e-4ee1-9d78-103d258cb0a4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IntangibleAssetsNetExcludingGoodwill"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_f8590168-de87-4b85-bfee-b9acba6e3a97" xlink:to="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_0383a5aa-e51e-4ee1-9d78-103d258cb0a4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssetsNoncurrent_7bb3da31-8e18-44b3-a37d-59535cc5bb9b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherAssetsNoncurrent"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_f8590168-de87-4b85-bfee-b9acba6e3a97" xlink:to="loc_us-gaap_OtherAssetsNoncurrent_7bb3da31-8e18-44b3-a37d-59535cc5bb9b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxAssetsNet_9aed25b8-75cf-4bd2-a07d-ecc5f6f90687" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DeferredIncomeTaxAssetsNet"/>
    <link:calculationArc order="8" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_f8590168-de87-4b85-bfee-b9acba6e3a97" xlink:to="loc_us-gaap_DeferredIncomeTaxAssetsNet_9aed25b8-75cf-4bd2-a07d-ecc5f6f90687" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PartnersCapitalIncludingPortionAttributableToNoncontrollingInterest_823bd820-59cc-4246-bd25-5150bbeb5560" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PartnersCapitalIncludingPortionAttributableToNoncontrollingInterest"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PartnersCapitalAttributableToNoncontrollingInterest_3a658c75-dc9c-42ee-b48b-254f0b5e236c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PartnersCapitalAttributableToNoncontrollingInterest"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_PartnersCapitalIncludingPortionAttributableToNoncontrollingInterest_823bd820-59cc-4246-bd25-5150bbeb5560" xlink:to="loc_us-gaap_PartnersCapitalAttributableToNoncontrollingInterest_3a658c75-dc9c-42ee-b48b-254f0b5e236c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PartnersCapital_7a6b3979-c096-4e6e-a6d7-1a51c52a2fd4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PartnersCapital"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_PartnersCapitalIncludingPortionAttributableToNoncontrollingInterest_823bd820-59cc-4246-bd25-5150bbeb5560" xlink:to="loc_us-gaap_PartnersCapital_7a6b3979-c096-4e6e-a6d7-1a51c52a2fd4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_rtlr_NoncontrollingInterestinAccumulatedotherComprehensiveLoss_7bb0e8ea-dc59-4436-ae7e-c8e9316d62de" xlink:href="rtlr-20201231.xsd#rtlr_NoncontrollingInterestinAccumulatedotherComprehensiveLoss"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_PartnersCapitalIncludingPortionAttributableToNoncontrollingInterest_823bd820-59cc-4246-bd25-5150bbeb5560" xlink:to="loc_rtlr_NoncontrollingInterestinAccumulatedotherComprehensiveLoss_7bb0e8ea-dc59-4436-ae7e-c8e9316d62de" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesCurrent_94be04a4-9341-4eb4-b574-c39065480adc" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LiabilitiesCurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsPayableCurrent_90581189-0153-4e83-9bc3-95daf7946a2c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccountsPayableCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_94be04a4-9341-4eb4-b574-c39065480adc" xlink:to="loc_us-gaap_AccountsPayableCurrent_90581189-0153-4e83-9bc3-95daf7946a2c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccruedLiabilitiesCurrent_4827493c-125f-4130-842f-cd4899fd6d24" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccruedLiabilitiesCurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_94be04a4-9341-4eb4-b574-c39065480adc" xlink:to="loc_us-gaap_AccruedLiabilitiesCurrent_4827493c-125f-4130-842f-cd4899fd6d24" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TaxesPayableCurrent_89055c63-4732-4225-8db9-d69f511b1d4a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_TaxesPayableCurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_94be04a4-9341-4eb4-b574-c39065480adc" xlink:to="loc_us-gaap_TaxesPayableCurrent_89055c63-4732-4225-8db9-d69f511b1d4a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiabilityCurrent_3636b9fc-0c22-4d24-812f-6e6b690fe7eb" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OperatingLeaseLiabilityCurrent"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_94be04a4-9341-4eb4-b574-c39065480adc" xlink:to="loc_us-gaap_OperatingLeaseLiabilityCurrent_3636b9fc-0c22-4d24-812f-6e6b690fe7eb" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetRetirementObligationCurrent_8b970291-0f03-4413-b700-556ed4fdfc3a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AssetRetirementObligationCurrent"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_94be04a4-9341-4eb4-b574-c39065480adc" xlink:to="loc_us-gaap_AssetRetirementObligationCurrent_8b970291-0f03-4413-b700-556ed4fdfc3a" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.diamondbackenergy.com/role/ConsolidatedBalanceSheetsParenthetical" xlink:type="simple" xlink:href="rtlr-20201231.xsd#ConsolidatedBalanceSheetsParenthetical"/>
  <link:calculationLink xlink:role="http://www.diamondbackenergy.com/role/ConsolidatedBalanceSheetsParenthetical" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.diamondbackenergy.com/role/ConsolidatedStatementsofOperations" xlink:type="simple" xlink:href="rtlr-20201231.xsd#ConsolidatedStatementsofOperations"/>
  <link:calculationLink xlink:role="http://www.diamondbackenergy.com/role/ConsolidatedStatementsofOperations" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingIncomeLoss_528c01ff-062d-4787-bb2f-85a49a20eb96" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OperatingIncomeLoss"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Revenues_e25d6107-5c68-4c3c-a3db-2bc86c64077a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_Revenues"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_528c01ff-062d-4787-bb2f-85a49a20eb96" xlink:to="loc_us-gaap_Revenues_e25d6107-5c68-4c3c-a3db-2bc86c64077a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostsAndExpenses_0461f7f1-2485-4937-92dd-6486ae60f6cf" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CostsAndExpenses"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_528c01ff-062d-4787-bb2f-85a49a20eb96" xlink:to="loc_us-gaap_CostsAndExpenses_0461f7f1-2485-4937-92dd-6486ae60f6cf" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NonoperatingIncomeExpense_c6662185-5536-4235-a0cd-45930d56a734" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NonoperatingIncomeExpense"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestIncomeExpenseNet_5ec751fc-0ca0-4511-9cb2-6b7a48ecf479" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InterestIncomeExpenseNet"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NonoperatingIncomeExpense_c6662185-5536-4235-a0cd-45930d56a734" xlink:to="loc_us-gaap_InterestIncomeExpenseNet_5ec751fc-0ca0-4511-9cb2-6b7a48ecf479" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromEquityMethodInvestments_39669d55-4fa3-4240-ae3a-ff936171427d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeLossFromEquityMethodInvestments"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NonoperatingIncomeExpense_c6662185-5536-4235-a0cd-45930d56a734" xlink:to="loc_us-gaap_IncomeLossFromEquityMethodInvestments_39669d55-4fa3-4240-ae3a-ff936171427d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostsAndExpenses_14bd83e3-224c-484c-9e1a-149b6470fb06" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CostsAndExpenses"/>
    <link:loc xlink:type="locator" xlink:label="loc_rtlr_DirectOperatingExpenses_74179cbe-8db0-4155-96da-c8198b2a5126" xlink:href="rtlr-20201231.xsd#rtlr_DirectOperatingExpenses"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CostsAndExpenses_14bd83e3-224c-484c-9e1a-149b6470fb06" xlink:to="loc_rtlr_DirectOperatingExpenses_74179cbe-8db0-4155-96da-c8198b2a5126" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization_ba72d46a-f16b-4875-9f75-00fdaca414ed" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CostsAndExpenses_14bd83e3-224c-484c-9e1a-149b6470fb06" xlink:to="loc_us-gaap_CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization_ba72d46a-f16b-4875-9f75-00fdaca414ed" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherRevenueExpenseFromRealEstateOperations_bc17c8fa-6d54-4379-a357-836e70d3fb3a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherRevenueExpenseFromRealEstateOperations"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CostsAndExpenses_14bd83e3-224c-484c-9e1a-149b6470fb06" xlink:to="loc_us-gaap_OtherRevenueExpenseFromRealEstateOperations_bc17c8fa-6d54-4379-a357-836e70d3fb3a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DepreciationAndAmortization_98e09207-a96e-4814-8841-dc9dc0c91c9e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DepreciationAndAmortization"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CostsAndExpenses_14bd83e3-224c-484c-9e1a-149b6470fb06" xlink:to="loc_us-gaap_DepreciationAndAmortization_98e09207-a96e-4814-8841-dc9dc0c91c9e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SellingGeneralAndAdministrativeExpense_34d40de0-63b3-454d-88ff-61c8594a71a2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SellingGeneralAndAdministrativeExpense"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CostsAndExpenses_14bd83e3-224c-484c-9e1a-149b6470fb06" xlink:to="loc_us-gaap_SellingGeneralAndAdministrativeExpense_34d40de0-63b3-454d-88ff-61c8594a71a2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainLossOnSaleOfPropertyPlantEquipment_6d4ef4d9-05da-4c28-a27d-23384619707c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_GainLossOnSaleOfPropertyPlantEquipment"/>
    <link:calculationArc order="6" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CostsAndExpenses_14bd83e3-224c-484c-9e1a-149b6470fb06" xlink:to="loc_us-gaap_GainLossOnSaleOfPropertyPlantEquipment_6d4ef4d9-05da-4c28-a27d-23384619707c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ImpairmentOfOilAndGasProperties_0b5942df-cb0d-4869-9704-65859339bbb6" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ImpairmentOfOilAndGasProperties"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CostsAndExpenses_14bd83e3-224c-484c-9e1a-149b6470fb06" xlink:to="loc_us-gaap_ImpairmentOfOilAndGasProperties_0b5942df-cb0d-4869-9704-65859339bbb6" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_21ea94b3-1b11-4323-b7f7-d7d9ac4004fb" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetIncomeLoss"/>
    <link:loc xlink:type="locator" xlink:label="loc_rtlr_NetIncomeLossAfterInitialPublicOffering_584425b0-ef03-406e-89d0-74e93c42d51d" xlink:href="rtlr-20201231.xsd#rtlr_NetIncomeLossAfterInitialPublicOffering"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLoss_21ea94b3-1b11-4323-b7f7-d7d9ac4004fb" xlink:to="loc_rtlr_NetIncomeLossAfterInitialPublicOffering_584425b0-ef03-406e-89d0-74e93c42d51d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLossAttributableToNoncontrollingInterest_a5dded84-f993-440e-a1c9-a66a9fd22f7b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetIncomeLossAttributableToNoncontrollingInterest"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLoss_21ea94b3-1b11-4323-b7f7-d7d9ac4004fb" xlink:to="loc_us-gaap_NetIncomeLossAttributableToNoncontrollingInterest_a5dded84-f993-440e-a1c9-a66a9fd22f7b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_rtlr_NetIncomeLossAfterInitialPublicOffering_86b605e2-8e6d-4d67-a8df-13894cafc95f" xlink:href="rtlr-20201231.xsd#rtlr_NetIncomeLossAfterInitialPublicOffering"/>
    <link:loc xlink:type="locator" xlink:label="loc_rtlr_NetIncomeBeforeInitialPublicOffering_ccdb2218-c420-4154-9885-2100bd3946cf" xlink:href="rtlr-20201231.xsd#rtlr_NetIncomeBeforeInitialPublicOffering"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_rtlr_NetIncomeLossAfterInitialPublicOffering_86b605e2-8e6d-4d67-a8df-13894cafc95f" xlink:to="loc_rtlr_NetIncomeBeforeInitialPublicOffering_ccdb2218-c420-4154-9885-2100bd3946cf" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProfitLoss_b6f23eb0-3a18-4ddd-a299-c438608c44e7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ProfitLoss"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_rtlr_NetIncomeLossAfterInitialPublicOffering_86b605e2-8e6d-4d67-a8df-13894cafc95f" xlink:to="loc_us-gaap_ProfitLoss_b6f23eb0-3a18-4ddd-a299-c438608c44e7" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_abeadfc0-753b-4f54-af3f-8a18351b39d5" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingIncomeLoss_d867dde9-a63d-4759-9222-fa22ca6d0dca" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OperatingIncomeLoss"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_abeadfc0-753b-4f54-af3f-8a18351b39d5" xlink:to="loc_us-gaap_OperatingIncomeLoss_d867dde9-a63d-4759-9222-fa22ca6d0dca" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NonoperatingIncomeExpense_751eeca7-5b01-45d1-b15f-03a55902e2ad" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NonoperatingIncomeExpense"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_abeadfc0-753b-4f54-af3f-8a18351b39d5" xlink:to="loc_us-gaap_NonoperatingIncomeExpense_751eeca7-5b01-45d1-b15f-03a55902e2ad" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProfitLoss_30837249-bbcf-4602-a13d-95d7a62159d5" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ProfitLoss"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_d997d6c6-96f9-48a8-8034-5f557d161cec" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ProfitLoss_30837249-bbcf-4602-a13d-95d7a62159d5" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_d997d6c6-96f9-48a8-8034-5f557d161cec" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_6fc3ba28-ee3d-47f8-ae76-e44460a51946" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeTaxExpenseBenefit"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ProfitLoss_30837249-bbcf-4602-a13d-95d7a62159d5" xlink:to="loc_us-gaap_IncomeTaxExpenseBenefit_6fc3ba28-ee3d-47f8-ae76-e44460a51946" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.diamondbackenergy.com/role/ConsolidatedStatementsofComprehensiveIncome" xlink:type="simple" xlink:href="rtlr-20201231.xsd#ConsolidatedStatementsofComprehensiveIncome"/>
  <link:calculationLink xlink:role="http://www.diamondbackenergy.com/role/ConsolidatedStatementsofComprehensiveIncome" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_31742f64-e0d4-4bda-8bce-ea82e8a1215c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest_64a6b185-38b0-456b-b93a-553f885abd64" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_31742f64-e0d4-4bda-8bce-ea82e8a1215c" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest_64a6b185-38b0-456b-b93a-553f885abd64" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_2edd5691-873c-4ad5-b054-c9fc034f5de2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTax"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_31742f64-e0d4-4bda-8bce-ea82e8a1215c" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_2edd5691-873c-4ad5-b054-c9fc034f5de2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_ecfdec94-acdf-42d1-8bd0-f12f569fb4c0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProfitLoss_4f627fce-fd2e-45a2-a965-c099161237ba" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ProfitLoss"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_ecfdec94-acdf-42d1-8bd0-f12f569fb4c0" xlink:to="loc_us-gaap_ProfitLoss_4f627fce-fd2e-45a2-a965-c099161237ba" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_e0f4fd09-daa0-4192-95a0-61506f6b44de" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTax"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_ecfdec94-acdf-42d1-8bd0-f12f569fb4c0" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_e0f4fd09-daa0-4192-95a0-61506f6b44de" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.diamondbackenergy.com/role/ConsolidatedStatementsofChangesinUnitholdersEquity" xlink:type="simple" xlink:href="rtlr-20201231.xsd#ConsolidatedStatementsofChangesinUnitholdersEquity"/>
  <link:calculationLink xlink:role="http://www.diamondbackenergy.com/role/ConsolidatedStatementsofChangesinUnitholdersEquity" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.diamondbackenergy.com/role/ConsolidatedStatementsofCashFlows" xlink:type="simple" xlink:href="rtlr-20201231.xsd#ConsolidatedStatementsofCashFlows"/>
  <link:calculationLink xlink:role="http://www.diamondbackenergy.com/role/ConsolidatedStatementsofCashFlows" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_d90a862d-3b0f-4756-9ac1-5a95342ee2c2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromIssuanceInitialPublicOffering_d6abf257-a8f4-4201-8a8d-547c6a83acd1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ProceedsFromIssuanceInitialPublicOffering"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_d90a862d-3b0f-4756-9ac1-5a95342ee2c2" xlink:to="loc_us-gaap_ProceedsFromIssuanceInitialPublicOffering_d6abf257-a8f4-4201-8a8d-547c6a83acd1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RepaymentsOfLinesOfCredit_e22129d1-a256-4bec-9b44-ae11698912d7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RepaymentsOfLinesOfCredit"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_d90a862d-3b0f-4756-9ac1-5a95342ee2c2" xlink:to="loc_us-gaap_RepaymentsOfLinesOfCredit_e22129d1-a256-4bec-9b44-ae11698912d7" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsOfCapitalDistribution_8cbbed64-efce-43a7-a91c-c5e0acabd411" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PaymentsOfCapitalDistribution"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_d90a862d-3b0f-4756-9ac1-5a95342ee2c2" xlink:to="loc_us-gaap_PaymentsOfCapitalDistribution_8cbbed64-efce-43a7-a91c-c5e0acabd411" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromLinesOfCredit_47b5b8ad-f679-4929-bdfe-e183f941dff0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ProceedsFromLinesOfCredit"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_d90a862d-3b0f-4756-9ac1-5a95342ee2c2" xlink:to="loc_us-gaap_ProceedsFromLinesOfCredit_47b5b8ad-f679-4929-bdfe-e183f941dff0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsOfDebtIssuanceCosts_cd826ef2-e78e-4f30-be6a-bdd53dd41ca3" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PaymentsOfDebtIssuanceCosts"/>
    <link:calculationArc order="5" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_d90a862d-3b0f-4756-9ac1-5a95342ee2c2" xlink:to="loc_us-gaap_PaymentsOfDebtIssuanceCosts_cd826ef2-e78e-4f30-be6a-bdd53dd41ca3" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsOfDividendsCommonStock_13c8b3a6-c602-456d-8fdb-790664df295d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PaymentsOfDividendsCommonStock"/>
    <link:calculationArc order="6" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_d90a862d-3b0f-4756-9ac1-5a95342ee2c2" xlink:to="loc_us-gaap_PaymentsOfDividendsCommonStock_13c8b3a6-c602-456d-8fdb-790664df295d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsForRepurchaseOfCommonStock_a3249b40-a30a-4579-953f-2022810f33f1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PaymentsForRepurchaseOfCommonStock"/>
    <link:calculationArc order="7" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_d90a862d-3b0f-4756-9ac1-5a95342ee2c2" xlink:to="loc_us-gaap_PaymentsForRepurchaseOfCommonStock_a3249b40-a30a-4579-953f-2022810f33f1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromPaymentsForOtherFinancingActivities_c7aa4437-e95b-41fd-9899-bb1ea6351a3a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ProceedsFromPaymentsForOtherFinancingActivities"/>
    <link:calculationArc order="8" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_d90a862d-3b0f-4756-9ac1-5a95342ee2c2" xlink:to="loc_us-gaap_ProceedsFromPaymentsForOtherFinancingActivities_c7aa4437-e95b-41fd-9899-bb1ea6351a3a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_rtlr_ProceedsFromBondOffering_c64c2096-a72e-430e-8263-a5e9cf03f687" xlink:href="rtlr-20201231.xsd#rtlr_ProceedsFromBondOffering"/>
    <link:calculationArc order="9" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_d90a862d-3b0f-4756-9ac1-5a95342ee2c2" xlink:to="loc_rtlr_ProceedsFromBondOffering_c64c2096-a72e-430e-8263-a5e9cf03f687" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_03ce0588-b0b2-4c7f-86c4-b2f9f0faed3e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireOtherProductiveAssets_c29e997b-35e6-4b94-acd5-e8b43785d932" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PaymentsToAcquireOtherProductiveAssets"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_03ce0588-b0b2-4c7f-86c4-b2f9f0faed3e" xlink:to="loc_us-gaap_PaymentsToAcquireOtherProductiveAssets_c29e997b-35e6-4b94-acd5-e8b43785d932" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireEquityMethodInvestments_73ddfaaa-8e04-4677-9fea-68491b63b62b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PaymentsToAcquireEquityMethodInvestments"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_03ce0588-b0b2-4c7f-86c4-b2f9f0faed3e" xlink:to="loc_us-gaap_PaymentsToAcquireEquityMethodInvestments_73ddfaaa-8e04-4677-9fea-68491b63b62b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment_8bd38670-3d55-4e9b-9270-cf068b76c287" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_03ce0588-b0b2-4c7f-86c4-b2f9f0faed3e" xlink:to="loc_us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment_8bd38670-3d55-4e9b-9270-cf068b76c287" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityMethodInvestmentDividendsOrDistributions_b6b908b5-d8c0-4b90-8047-55007adb7b75" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquityMethodInvestmentDividendsOrDistributions"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_03ce0588-b0b2-4c7f-86c4-b2f9f0faed3e" xlink:to="loc_us-gaap_EquityMethodInvestmentDividendsOrDistributions_b6b908b5-d8c0-4b90-8047-55007adb7b75" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_0bb5afc3-7291-465a-bbd8-2b459e419693" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_cb292bed-d7ae-404f-bf96-880051e4d81f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_0bb5afc3-7291-465a-bbd8-2b459e419693" xlink:to="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_cb292bed-d7ae-404f-bf96-880051e4d81f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_995d4712-22ab-4b63-aa31-8113987edf27" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_0bb5afc3-7291-465a-bbd8-2b459e419693" xlink:to="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_995d4712-22ab-4b63-aa31-8113987edf27" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_44cdebd5-5fea-4ab5-91c9-b08b42612b09" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_0bb5afc3-7291-465a-bbd8-2b459e419693" xlink:to="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_44cdebd5-5fea-4ab5-91c9-b08b42612b09" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_82405252-b456-4060-8379-2334b04c19a3" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_36e8b0a3-2bf7-46f3-ad11-73c34f5a3544" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DeferredIncomeTaxExpenseBenefit"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_82405252-b456-4060-8379-2334b04c19a3" xlink:to="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_36e8b0a3-2bf7-46f3-ad11-73c34f5a3544" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_rtlr_DepreciationDepletionandAmortizationExcludingAmortizationofFinancingCosts_dcb885c1-6ccf-4c4d-aaeb-5983dbd0630c" xlink:href="rtlr-20201231.xsd#rtlr_DepreciationDepletionandAmortizationExcludingAmortizationofFinancingCosts"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_82405252-b456-4060-8379-2334b04c19a3" xlink:to="loc_rtlr_DepreciationDepletionandAmortizationExcludingAmortizationofFinancingCosts_dcb885c1-6ccf-4c4d-aaeb-5983dbd0630c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensation_26b937bc-b5eb-49ba-bfe1-e6d8467cff11" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensation"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_82405252-b456-4060-8379-2334b04c19a3" xlink:to="loc_us-gaap_ShareBasedCompensation_26b937bc-b5eb-49ba-bfe1-e6d8467cff11" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromEquityMethodInvestments_57cfdf90-cc81-4c47-b420-27c2e3eea42c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeLossFromEquityMethodInvestments"/>
    <link:calculationArc order="4" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_82405252-b456-4060-8379-2334b04c19a3" xlink:to="loc_us-gaap_IncomeLossFromEquityMethodInvestments_57cfdf90-cc81-4c47-b420-27c2e3eea42c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsReceivableRelatedParties_21151a44-d34a-4e63-80b6-d40ed65fcad6" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncreaseDecreaseInAccountsReceivableRelatedParties"/>
    <link:calculationArc order="5" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_82405252-b456-4060-8379-2334b04c19a3" xlink:to="loc_us-gaap_IncreaseDecreaseInAccountsReceivableRelatedParties_21151a44-d34a-4e63-80b6-d40ed65fcad6" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccruedIncomeTaxesPayable_bc7c688b-e7c3-4810-815b-8d3e52499a98" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncreaseDecreaseInAccruedIncomeTaxesPayable"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_82405252-b456-4060-8379-2334b04c19a3" xlink:to="loc_us-gaap_IncreaseDecreaseInAccruedIncomeTaxesPayable_bc7c688b-e7c3-4810-815b-8d3e52499a98" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet_984d0a28-4975-4bcb-a194-1d7cc16d73dc" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet"/>
    <link:calculationArc order="7" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_82405252-b456-4060-8379-2334b04c19a3" xlink:to="loc_us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet_984d0a28-4975-4bcb-a194-1d7cc16d73dc" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProfitLoss_62bbc721-ead5-4c30-a7f3-d2491b78ac60" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ProfitLoss"/>
    <link:calculationArc order="8" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_82405252-b456-4060-8379-2334b04c19a3" xlink:to="loc_us-gaap_ProfitLoss_62bbc721-ead5-4c30-a7f3-d2491b78ac60" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ImpairmentOfOilAndGasProperties_a312d303-5587-44f6-b4ad-ebafe67310b0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ImpairmentOfOilAndGasProperties"/>
    <link:calculationArc order="9" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_82405252-b456-4060-8379-2334b04c19a3" xlink:to="loc_us-gaap_ImpairmentOfOilAndGasProperties_a312d303-5587-44f6-b4ad-ebafe67310b0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherOperatingActivitiesCashFlowStatement_80d21882-fb2e-452c-9594-dcea81de0946" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherOperatingActivitiesCashFlowStatement"/>
    <link:calculationArc order="10" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_82405252-b456-4060-8379-2334b04c19a3" xlink:to="loc_us-gaap_OtherOperatingActivitiesCashFlowStatement_80d21882-fb2e-452c-9594-dcea81de0946" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.diamondbackenergy.com/role/ORGANIZATIONANDBASISOFPRESENTATION" xlink:type="simple" xlink:href="rtlr-20201231.xsd#ORGANIZATIONANDBASISOFPRESENTATION"/>
  <link:calculationLink xlink:role="http://www.diamondbackenergy.com/role/ORGANIZATIONANDBASISOFPRESENTATION" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.diamondbackenergy.com/role/ORGANIZATIONANDBASISOFPRESENTATIONDetails" xlink:type="simple" xlink:href="rtlr-20201231.xsd#ORGANIZATIONANDBASISOFPRESENTATIONDetails"/>
  <link:calculationLink xlink:role="http://www.diamondbackenergy.com/role/ORGANIZATIONANDBASISOFPRESENTATIONDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.diamondbackenergy.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIES" xlink:type="simple" xlink:href="rtlr-20201231.xsd#SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIES"/>
  <link:calculationLink xlink:role="http://www.diamondbackenergy.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIES" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.diamondbackenergy.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESPolicies" xlink:type="simple" xlink:href="rtlr-20201231.xsd#SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESPolicies"/>
  <link:calculationLink xlink:role="http://www.diamondbackenergy.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESPolicies" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.diamondbackenergy.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESTables" xlink:type="simple" xlink:href="rtlr-20201231.xsd#SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESTables"/>
  <link:calculationLink xlink:role="http://www.diamondbackenergy.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESTables" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.diamondbackenergy.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESAccountsReceivableandPropertyPlantandEquipmentandImpairmentofLongLivedAssetsDetails" xlink:type="simple" xlink:href="rtlr-20201231.xsd#SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESAccountsReceivableandPropertyPlantandEquipmentandImpairmentofLongLivedAssetsDetails"/>
  <link:calculationLink xlink:role="http://www.diamondbackenergy.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESAccountsReceivableandPropertyPlantandEquipmentandImpairmentofLongLivedAssetsDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.diamondbackenergy.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESAccruedLiabilitiesDetails" xlink:type="simple" xlink:href="rtlr-20201231.xsd#SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESAccruedLiabilitiesDetails"/>
  <link:calculationLink xlink:role="http://www.diamondbackenergy.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESAccruedLiabilitiesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccruedLiabilitiesCurrent_defb83f6-1b04-4a45-804d-ea40b6959a5e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccruedLiabilitiesCurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_rtlr_AccruedCapitalExpendituresCurrent_d5e18d00-920d-41a8-8204-b2d83ea400aa" xlink:href="rtlr-20201231.xsd#rtlr_AccruedCapitalExpendituresCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AccruedLiabilitiesCurrent_defb83f6-1b04-4a45-804d-ea40b6959a5e" xlink:to="loc_rtlr_AccruedCapitalExpendituresCurrent_d5e18d00-920d-41a8-8204-b2d83ea400aa" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_rtlr_AccruedDirectOperatingExpenseCurrent_27266754-07f2-4630-9ab4-d8f900155232" xlink:href="rtlr-20201231.xsd#rtlr_AccruedDirectOperatingExpenseCurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AccruedLiabilitiesCurrent_defb83f6-1b04-4a45-804d-ea40b6959a5e" xlink:to="loc_rtlr_AccruedDirectOperatingExpenseCurrent_27266754-07f2-4630-9ab4-d8f900155232" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_rtlr_AccruedSourcedWaterPurchasesCurrent_30472b28-24d8-4183-932a-b10fc2dc805f" xlink:href="rtlr-20201231.xsd#rtlr_AccruedSourcedWaterPurchasesCurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AccruedLiabilitiesCurrent_defb83f6-1b04-4a45-804d-ea40b6959a5e" xlink:to="loc_rtlr_AccruedSourcedWaterPurchasesCurrent_30472b28-24d8-4183-932a-b10fc2dc805f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherSundryLiabilitiesCurrent_4bff5504-c411-4faf-aa24-a5b550eee8b3" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherSundryLiabilitiesCurrent"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AccruedLiabilitiesCurrent_defb83f6-1b04-4a45-804d-ea40b6959a5e" xlink:to="loc_us-gaap_OtherSundryLiabilitiesCurrent_4bff5504-c411-4faf-aa24-a5b550eee8b3" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestPayableCurrent_5cefda46-c189-4290-8aaa-c30eff0efc07" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InterestPayableCurrent"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AccruedLiabilitiesCurrent_defb83f6-1b04-4a45-804d-ea40b6959a5e" xlink:to="loc_us-gaap_InterestPayableCurrent_5cefda46-c189-4290-8aaa-c30eff0efc07" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.diamondbackenergy.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESAccumulatedOtherComprehensiveIncomeDetails" xlink:type="simple" xlink:href="rtlr-20201231.xsd#SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESAccumulatedOtherComprehensiveIncomeDetails"/>
  <link:calculationLink xlink:role="http://www.diamondbackenergy.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESAccumulatedOtherComprehensiveIncomeDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.diamondbackenergy.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESIncomeTaxesDetails" xlink:type="simple" xlink:href="rtlr-20201231.xsd#SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESIncomeTaxesDetails"/>
  <link:calculationLink xlink:role="http://www.diamondbackenergy.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESIncomeTaxesDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.diamondbackenergy.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESCapitalContributionsDetails" xlink:type="simple" xlink:href="rtlr-20201231.xsd#SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESCapitalContributionsDetails"/>
  <link:calculationLink xlink:role="http://www.diamondbackenergy.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESCapitalContributionsDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.diamondbackenergy.com/role/REVENUEFROMCONTRACTSWITHCUSTOMERS" xlink:type="simple" xlink:href="rtlr-20201231.xsd#REVENUEFROMCONTRACTSWITHCUSTOMERS"/>
  <link:calculationLink xlink:role="http://www.diamondbackenergy.com/role/REVENUEFROMCONTRACTSWITHCUSTOMERS" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.diamondbackenergy.com/role/REVENUEFROMCONTRACTSWITHCUSTOMERSTables" xlink:type="simple" xlink:href="rtlr-20201231.xsd#REVENUEFROMCONTRACTSWITHCUSTOMERSTables"/>
  <link:calculationLink xlink:role="http://www.diamondbackenergy.com/role/REVENUEFROMCONTRACTSWITHCUSTOMERSTables" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.diamondbackenergy.com/role/REVENUEFROMCONTRACTSWITHCUSTOMERSDetails" xlink:type="simple" xlink:href="rtlr-20201231.xsd#REVENUEFROMCONTRACTSWITHCUSTOMERSDetails"/>
  <link:calculationLink xlink:role="http://www.diamondbackenergy.com/role/REVENUEFROMCONTRACTSWITHCUSTOMERSDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Revenues_b302c22c-9843-4b60-b63c-f57b24f264b3" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_Revenues"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_3b10a329-3aea-4ce5-80ad-84476c1eec4b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Revenues_b302c22c-9843-4b60-b63c-f57b24f264b3" xlink:to="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_3b10a329-3aea-4ce5-80ad-84476c1eec4b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherIncome_e44b9d76-b29a-49e6-b4aa-40e2380aeea3" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherIncome"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Revenues_b302c22c-9843-4b60-b63c-f57b24f264b3" xlink:to="loc_us-gaap_OtherIncome_e44b9d76-b29a-49e6-b4aa-40e2380aeea3" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLeaseIncome_af03a557-f36a-4c9e-b460-ee4fbb2ddc1b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OperatingLeaseLeaseIncome"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Revenues_b302c22c-9843-4b60-b63c-f57b24f264b3" xlink:to="loc_us-gaap_OperatingLeaseLeaseIncome_af03a557-f36a-4c9e-b460-ee4fbb2ddc1b" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.diamondbackenergy.com/role/ACQUISITIONSANDDIVESTITURES" xlink:type="simple" xlink:href="rtlr-20201231.xsd#ACQUISITIONSANDDIVESTITURES"/>
  <link:calculationLink xlink:role="http://www.diamondbackenergy.com/role/ACQUISITIONSANDDIVESTITURES" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.diamondbackenergy.com/role/ACQUISITIONSANDDIVESTITURESDetails" xlink:type="simple" xlink:href="rtlr-20201231.xsd#ACQUISITIONSANDDIVESTITURESDetails"/>
  <link:calculationLink xlink:role="http://www.diamondbackenergy.com/role/ACQUISITIONSANDDIVESTITURESDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.diamondbackenergy.com/role/REALESTATEASSETS" xlink:type="simple" xlink:href="rtlr-20201231.xsd#REALESTATEASSETS"/>
  <link:calculationLink xlink:role="http://www.diamondbackenergy.com/role/REALESTATEASSETS" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.diamondbackenergy.com/role/REALESTATEASSETSTables" xlink:type="simple" xlink:href="rtlr-20201231.xsd#REALESTATEASSETSTables"/>
  <link:calculationLink xlink:role="http://www.diamondbackenergy.com/role/REALESTATEASSETSTables" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.diamondbackenergy.com/role/REALESTATEASSETSDetails" xlink:type="simple" xlink:href="rtlr-20201231.xsd#REALESTATEASSETSDetails"/>
  <link:calculationLink xlink:role="http://www.diamondbackenergy.com/role/REALESTATEASSETSDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RealEstateInvestmentPropertyNet_7dfa83b5-efdb-4c89-b40c-c00bc1affda9" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RealEstateInvestmentPropertyNet"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RealEstateInvestmentPropertyAtCost_72722bb5-cad6-49f4-a355-0787109b4a70" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RealEstateInvestmentPropertyAtCost"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_RealEstateInvestmentPropertyNet_7dfa83b5-efdb-4c89-b40c-c00bc1affda9" xlink:to="loc_us-gaap_RealEstateInvestmentPropertyAtCost_72722bb5-cad6-49f4-a355-0787109b4a70" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RealEstateOwnedAccumulatedDepreciation_913978e7-1ca2-4865-a1a3-df029af702ec" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RealEstateOwnedAccumulatedDepreciation"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_RealEstateInvestmentPropertyNet_7dfa83b5-efdb-4c89-b40c-c00bc1affda9" xlink:to="loc_us-gaap_RealEstateOwnedAccumulatedDepreciation_913978e7-1ca2-4865-a1a3-df029af702ec" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsNet_ed7baf92-42ba-4c62-908f-448897154490" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsNet"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsGross_2df1381d-b6fe-4145-b886-fd41d296bc05" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsGross"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsNet_ed7baf92-42ba-4c62-908f-448897154490" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsGross_2df1381d-b6fe-4145-b886-fd41d296bc05" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_ea14a46d-2739-407d-aef6-f718ca5f4617" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsNet_ed7baf92-42ba-4c62-908f-448897154490" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_ea14a46d-2739-407d-aef6-f718ca5f4617" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RealEstateInvestmentPropertyAtCost_b1552e1b-634c-46a0-960c-00b53b15e39b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RealEstateInvestmentPropertyAtCost"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BuildingsAndImprovementsGross_69bb935b-b806-474b-a722-a91e81c1bd93" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BuildingsAndImprovementsGross"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_RealEstateInvestmentPropertyAtCost_b1552e1b-634c-46a0-960c-00b53b15e39b" xlink:to="loc_us-gaap_BuildingsAndImprovementsGross_69bb935b-b806-474b-a722-a91e81c1bd93" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TenantImprovements_0475b2d3-6d68-45d9-8186-2c913f16eeec" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_TenantImprovements"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_RealEstateInvestmentPropertyAtCost_b1552e1b-634c-46a0-960c-00b53b15e39b" xlink:to="loc_us-gaap_TenantImprovements_0475b2d3-6d68-45d9-8186-2c913f16eeec" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LandImprovements_51ab9226-18a9-446c-a995-df552a374649" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LandImprovements"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_RealEstateInvestmentPropertyAtCost_b1552e1b-634c-46a0-960c-00b53b15e39b" xlink:to="loc_us-gaap_LandImprovements_51ab9226-18a9-446c-a995-df552a374649" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_rtlr_RealEstateInvestmentPropertyLand_957b58dd-6e4e-4264-964f-a02a164a0272" xlink:href="rtlr-20201231.xsd#rtlr_RealEstateInvestmentPropertyLand"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_RealEstateInvestmentPropertyAtCost_b1552e1b-634c-46a0-960c-00b53b15e39b" xlink:to="loc_rtlr_RealEstateInvestmentPropertyLand_957b58dd-6e4e-4264-964f-a02a164a0272" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.diamondbackenergy.com/role/REALESTATEASSETSEstimatedAmortizationExpenseDetails" xlink:type="simple" xlink:href="rtlr-20201231.xsd#REALESTATEASSETSEstimatedAmortizationExpenseDetails"/>
  <link:calculationLink xlink:role="http://www.diamondbackenergy.com/role/REALESTATEASSETSEstimatedAmortizationExpenseDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.diamondbackenergy.com/role/PROPERTYPLANTANDEQUIPMENT" xlink:type="simple" xlink:href="rtlr-20201231.xsd#PROPERTYPLANTANDEQUIPMENT"/>
  <link:calculationLink xlink:role="http://www.diamondbackenergy.com/role/PROPERTYPLANTANDEQUIPMENT" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.diamondbackenergy.com/role/PROPERTYPLANTANDEQUIPMENTTables" xlink:type="simple" xlink:href="rtlr-20201231.xsd#PROPERTYPLANTANDEQUIPMENTTables"/>
  <link:calculationLink xlink:role="http://www.diamondbackenergy.com/role/PROPERTYPLANTANDEQUIPMENTTables" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.diamondbackenergy.com/role/PROPERTYPLANTANDEQUIPMENTDetails" xlink:type="simple" xlink:href="rtlr-20201231.xsd#PROPERTYPLANTANDEQUIPMENTDetails"/>
  <link:calculationLink xlink:role="http://www.diamondbackenergy.com/role/PROPERTYPLANTANDEQUIPMENTDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.diamondbackenergy.com/role/ASSETRETIREMENTOBLIGATIONS" xlink:type="simple" xlink:href="rtlr-20201231.xsd#ASSETRETIREMENTOBLIGATIONS"/>
  <link:calculationLink xlink:role="http://www.diamondbackenergy.com/role/ASSETRETIREMENTOBLIGATIONS" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.diamondbackenergy.com/role/ASSETRETIREMENTOBLIGATIONSTables" xlink:type="simple" xlink:href="rtlr-20201231.xsd#ASSETRETIREMENTOBLIGATIONSTables"/>
  <link:calculationLink xlink:role="http://www.diamondbackenergy.com/role/ASSETRETIREMENTOBLIGATIONSTables" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.diamondbackenergy.com/role/ASSETRETIREMENTOBLIGATIONSDetails" xlink:type="simple" xlink:href="rtlr-20201231.xsd#ASSETRETIREMENTOBLIGATIONSDetails"/>
  <link:calculationLink xlink:role="http://www.diamondbackenergy.com/role/ASSETRETIREMENTOBLIGATIONSDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetRetirementObligation_061ca9f0-8a8a-45f3-a6fc-1fa9206bc2f1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AssetRetirementObligation"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetRetirementObligationCurrent_2d826df7-e645-47d3-b549-9ff2bcf93774" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AssetRetirementObligationCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetRetirementObligation_061ca9f0-8a8a-45f3-a6fc-1fa9206bc2f1" xlink:to="loc_us-gaap_AssetRetirementObligationCurrent_2d826df7-e645-47d3-b549-9ff2bcf93774" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetRetirementObligationsNoncurrent_d8fd958f-e1f1-42f5-8b7e-24189496ac60" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AssetRetirementObligationsNoncurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetRetirementObligation_061ca9f0-8a8a-45f3-a6fc-1fa9206bc2f1" xlink:to="loc_us-gaap_AssetRetirementObligationsNoncurrent_d8fd958f-e1f1-42f5-8b7e-24189496ac60" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.diamondbackenergy.com/role/EQUITYMETHODINVESTMENTS" xlink:type="simple" xlink:href="rtlr-20201231.xsd#EQUITYMETHODINVESTMENTS"/>
  <link:calculationLink xlink:role="http://www.diamondbackenergy.com/role/EQUITYMETHODINVESTMENTS" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.diamondbackenergy.com/role/EQUITYMETHODINVESTMENTSTables" xlink:type="simple" xlink:href="rtlr-20201231.xsd#EQUITYMETHODINVESTMENTSTables"/>
  <link:calculationLink xlink:role="http://www.diamondbackenergy.com/role/EQUITYMETHODINVESTMENTSTables" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.diamondbackenergy.com/role/EQUITYMETHODINVESTMENTSScheduleofEquityMethodInvestmentsDetails" xlink:type="simple" xlink:href="rtlr-20201231.xsd#EQUITYMETHODINVESTMENTSScheduleofEquityMethodInvestmentsDetails"/>
  <link:calculationLink xlink:role="http://www.diamondbackenergy.com/role/EQUITYMETHODINVESTMENTSScheduleofEquityMethodInvestmentsDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.diamondbackenergy.com/role/EQUITYMETHODINVESTMENTSNarrativeDetails" xlink:type="simple" xlink:href="rtlr-20201231.xsd#EQUITYMETHODINVESTMENTSNarrativeDetails"/>
  <link:calculationLink xlink:role="http://www.diamondbackenergy.com/role/EQUITYMETHODINVESTMENTSNarrativeDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.diamondbackenergy.com/role/EQUITYMETHODINVESTMENTSSummarizedFinancialInformationDetails" xlink:type="simple" xlink:href="rtlr-20201231.xsd#EQUITYMETHODINVESTMENTSSummarizedFinancialInformationDetails"/>
  <link:calculationLink xlink:role="http://www.diamondbackenergy.com/role/EQUITYMETHODINVESTMENTSSummarizedFinancialInformationDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.diamondbackenergy.com/role/DEBT" xlink:type="simple" xlink:href="rtlr-20201231.xsd#DEBT"/>
  <link:calculationLink xlink:role="http://www.diamondbackenergy.com/role/DEBT" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.diamondbackenergy.com/role/DEBTTables" xlink:type="simple" xlink:href="rtlr-20201231.xsd#DEBTTables"/>
  <link:calculationLink xlink:role="http://www.diamondbackenergy.com/role/DEBTTables" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.diamondbackenergy.com/role/DEBTDetails" xlink:type="simple" xlink:href="rtlr-20201231.xsd#DEBTDetails"/>
  <link:calculationLink xlink:role="http://www.diamondbackenergy.com/role/DEBTDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.diamondbackenergy.com/role/DEBTFinancialCovenantsDetails" xlink:type="simple" xlink:href="rtlr-20201231.xsd#DEBTFinancialCovenantsDetails"/>
  <link:calculationLink xlink:role="http://www.diamondbackenergy.com/role/DEBTFinancialCovenantsDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.diamondbackenergy.com/role/UNITBASEDCOMPENSATION" xlink:type="simple" xlink:href="rtlr-20201231.xsd#UNITBASEDCOMPENSATION"/>
  <link:calculationLink xlink:role="http://www.diamondbackenergy.com/role/UNITBASEDCOMPENSATION" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.diamondbackenergy.com/role/UNITBASEDCOMPENSATIONTables" xlink:type="simple" xlink:href="rtlr-20201231.xsd#UNITBASEDCOMPENSATIONTables"/>
  <link:calculationLink xlink:role="http://www.diamondbackenergy.com/role/UNITBASEDCOMPENSATIONTables" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.diamondbackenergy.com/role/UNITBASEDCOMPENSATIONNarrativeDetails" xlink:type="simple" xlink:href="rtlr-20201231.xsd#UNITBASEDCOMPENSATIONNarrativeDetails"/>
  <link:calculationLink xlink:role="http://www.diamondbackenergy.com/role/UNITBASEDCOMPENSATIONNarrativeDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.diamondbackenergy.com/role/UNITBASEDCOMPENSATIONPhantomUnitsDetails" xlink:type="simple" xlink:href="rtlr-20201231.xsd#UNITBASEDCOMPENSATIONPhantomUnitsDetails"/>
  <link:calculationLink xlink:role="http://www.diamondbackenergy.com/role/UNITBASEDCOMPENSATIONPhantomUnitsDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.diamondbackenergy.com/role/UNITHOLDERSEQUITYANDDISTRIBUTIONS" xlink:type="simple" xlink:href="rtlr-20201231.xsd#UNITHOLDERSEQUITYANDDISTRIBUTIONS"/>
  <link:calculationLink xlink:role="http://www.diamondbackenergy.com/role/UNITHOLDERSEQUITYANDDISTRIBUTIONS" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.diamondbackenergy.com/role/UNITHOLDERSEQUITYANDDISTRIBUTIONSTables" xlink:type="simple" xlink:href="rtlr-20201231.xsd#UNITHOLDERSEQUITYANDDISTRIBUTIONSTables"/>
  <link:calculationLink xlink:role="http://www.diamondbackenergy.com/role/UNITHOLDERSEQUITYANDDISTRIBUTIONSTables" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.diamondbackenergy.com/role/UNITHOLDERSEQUITYANDDISTRIBUTIONSAdditionalInformationDetails" xlink:type="simple" xlink:href="rtlr-20201231.xsd#UNITHOLDERSEQUITYANDDISTRIBUTIONSAdditionalInformationDetails"/>
  <link:calculationLink xlink:role="http://www.diamondbackenergy.com/role/UNITHOLDERSEQUITYANDDISTRIBUTIONSAdditionalInformationDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.diamondbackenergy.com/role/UNITHOLDERSEQUITYANDDISTRIBUTIONSChangesinNumberofPartnershipsunitsDetails" xlink:type="simple" xlink:href="rtlr-20201231.xsd#UNITHOLDERSEQUITYANDDISTRIBUTIONSChangesinNumberofPartnershipsunitsDetails"/>
  <link:calculationLink xlink:role="http://www.diamondbackenergy.com/role/UNITHOLDERSEQUITYANDDISTRIBUTIONSChangesinNumberofPartnershipsunitsDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.diamondbackenergy.com/role/UNITHOLDERSEQUITYANDDISTRIBUTIONSOwnershipInterestinSubsidiaryChangesDetails" xlink:type="simple" xlink:href="rtlr-20201231.xsd#UNITHOLDERSEQUITYANDDISTRIBUTIONSOwnershipInterestinSubsidiaryChangesDetails"/>
  <link:calculationLink xlink:role="http://www.diamondbackenergy.com/role/UNITHOLDERSEQUITYANDDISTRIBUTIONSOwnershipInterestinSubsidiaryChangesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConsolidationLessThanWhollyOwnedSubsidiaryParentOwnershipInterestChangeDueToNetIncomeAttributableToParentAndEffectsOfChangesNet_aed0ee18-f582-4c93-9e11-75bace01f0de" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ConsolidationLessThanWhollyOwnedSubsidiaryParentOwnershipInterestChangeDueToNetIncomeAttributableToParentAndEffectsOfChangesNet"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConsolidationLessThanWhollyOwnedSubsidiaryParentOwnershipInterestChangesNet_4cdff948-3061-4c38-a187-18ddc97909d9" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ConsolidationLessThanWhollyOwnedSubsidiaryParentOwnershipInterestChangesNet"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ConsolidationLessThanWhollyOwnedSubsidiaryParentOwnershipInterestChangeDueToNetIncomeAttributableToParentAndEffectsOfChangesNet_aed0ee18-f582-4c93-9e11-75bace01f0de" xlink:to="loc_us-gaap_ConsolidationLessThanWhollyOwnedSubsidiaryParentOwnershipInterestChangesNet_4cdff948-3061-4c38-a187-18ddc97909d9" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_22a871a5-5457-43d7-b3d1-9a85f9e5c265" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetIncomeLoss"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ConsolidationLessThanWhollyOwnedSubsidiaryParentOwnershipInterestChangeDueToNetIncomeAttributableToParentAndEffectsOfChangesNet_aed0ee18-f582-4c93-9e11-75bace01f0de" xlink:to="loc_us-gaap_NetIncomeLoss_22a871a5-5457-43d7-b3d1-9a85f9e5c265" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.diamondbackenergy.com/role/UNITHOLDERSEQUITYANDDISTRIBUTIONSScheduleofPartnershipCashDistributionsDetails" xlink:type="simple" xlink:href="rtlr-20201231.xsd#UNITHOLDERSEQUITYANDDISTRIBUTIONSScheduleofPartnershipCashDistributionsDetails"/>
  <link:calculationLink xlink:role="http://www.diamondbackenergy.com/role/UNITHOLDERSEQUITYANDDISTRIBUTIONSScheduleofPartnershipCashDistributionsDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.diamondbackenergy.com/role/EARNINGSPERCOMMONUNIT" xlink:type="simple" xlink:href="rtlr-20201231.xsd#EARNINGSPERCOMMONUNIT"/>
  <link:calculationLink xlink:role="http://www.diamondbackenergy.com/role/EARNINGSPERCOMMONUNIT" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.diamondbackenergy.com/role/EARNINGSPERCOMMONUNITTables" xlink:type="simple" xlink:href="rtlr-20201231.xsd#EARNINGSPERCOMMONUNITTables"/>
  <link:calculationLink xlink:role="http://www.diamondbackenergy.com/role/EARNINGSPERCOMMONUNITTables" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.diamondbackenergy.com/role/EARNINGSPERCOMMONUNITDetails" xlink:type="simple" xlink:href="rtlr-20201231.xsd#EARNINGSPERCOMMONUNITDetails"/>
  <link:calculationLink xlink:role="http://www.diamondbackenergy.com/role/EARNINGSPERCOMMONUNITDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_167191de-b557-4943-910f-c7ed74490dc8" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_05d88739-2e93-4a6f-b172-8e0b5a247d01" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetIncomeLoss"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_167191de-b557-4943-910f-c7ed74490dc8" xlink:to="loc_us-gaap_NetIncomeLoss_05d88739-2e93-4a6f-b172-8e0b5a247d01" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic_ed40c5a1-190f-48cd-bc0f-25f0216e9db8" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_167191de-b557-4943-910f-c7ed74490dc8" xlink:to="loc_us-gaap_UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic_ed40c5a1-190f-48cd-bc0f-25f0216e9db8" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.diamondbackenergy.com/role/RELATEDPARTYTRANSACTIONS" xlink:type="simple" xlink:href="rtlr-20201231.xsd#RELATEDPARTYTRANSACTIONS"/>
  <link:calculationLink xlink:role="http://www.diamondbackenergy.com/role/RELATEDPARTYTRANSACTIONS" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.diamondbackenergy.com/role/RELATEDPARTYTRANSACTIONSTables" xlink:type="simple" xlink:href="rtlr-20201231.xsd#RELATEDPARTYTRANSACTIONSTables"/>
  <link:calculationLink xlink:role="http://www.diamondbackenergy.com/role/RELATEDPARTYTRANSACTIONSTables" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.diamondbackenergy.com/role/RELATEDPARTYTRANSACTIONSDetails" xlink:type="simple" xlink:href="rtlr-20201231.xsd#RELATEDPARTYTRANSACTIONSDetails"/>
  <link:calculationLink xlink:role="http://www.diamondbackenergy.com/role/RELATEDPARTYTRANSACTIONSDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.diamondbackenergy.com/role/INCOMETAXES" xlink:type="simple" xlink:href="rtlr-20201231.xsd#INCOMETAXES"/>
  <link:calculationLink xlink:role="http://www.diamondbackenergy.com/role/INCOMETAXES" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.diamondbackenergy.com/role/INCOMETAXESTables" xlink:type="simple" xlink:href="rtlr-20201231.xsd#INCOMETAXESTables"/>
  <link:calculationLink xlink:role="http://www.diamondbackenergy.com/role/INCOMETAXESTables" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.diamondbackenergy.com/role/INCOMETAXESNarrativeDetails" xlink:type="simple" xlink:href="rtlr-20201231.xsd#INCOMETAXESNarrativeDetails"/>
  <link:calculationLink xlink:role="http://www.diamondbackenergy.com/role/INCOMETAXESNarrativeDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.diamondbackenergy.com/role/INCOMETAXESComponentsofProvisionforIncomeTaxesDetails" xlink:type="simple" xlink:href="rtlr-20201231.xsd#INCOMETAXESComponentsofProvisionforIncomeTaxesDetails"/>
  <link:calculationLink xlink:role="http://www.diamondbackenergy.com/role/INCOMETAXESComponentsofProvisionforIncomeTaxesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_f23ee238-be82-456d-b1ef-5848199a25b0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeTaxExpenseBenefit"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CurrentIncomeTaxExpenseBenefit_b7c6b1bf-9c5f-4b17-9693-f322c44ff053" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CurrentIncomeTaxExpenseBenefit"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_f23ee238-be82-456d-b1ef-5848199a25b0" xlink:to="loc_us-gaap_CurrentIncomeTaxExpenseBenefit_b7c6b1bf-9c5f-4b17-9693-f322c44ff053" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_008b6d86-9250-40e2-9e4d-baf5cdec0c57" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DeferredIncomeTaxExpenseBenefit"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_f23ee238-be82-456d-b1ef-5848199a25b0" xlink:to="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_008b6d86-9250-40e2-9e4d-baf5cdec0c57" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_91ecb6ee-6720-4cff-a14d-2cc302f20f47" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DeferredIncomeTaxExpenseBenefit"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredFederalIncomeTaxExpenseBenefit_5e229c6d-c49c-43cc-8cd7-c703f6ca74f4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DeferredFederalIncomeTaxExpenseBenefit"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_91ecb6ee-6720-4cff-a14d-2cc302f20f47" xlink:to="loc_us-gaap_DeferredFederalIncomeTaxExpenseBenefit_5e229c6d-c49c-43cc-8cd7-c703f6ca74f4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredStateAndLocalIncomeTaxExpenseBenefit_7293163e-b6db-4b69-99f3-adf01d9ed47b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DeferredStateAndLocalIncomeTaxExpenseBenefit"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_91ecb6ee-6720-4cff-a14d-2cc302f20f47" xlink:to="loc_us-gaap_DeferredStateAndLocalIncomeTaxExpenseBenefit_7293163e-b6db-4b69-99f3-adf01d9ed47b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CurrentIncomeTaxExpenseBenefit_237c4605-3cbb-4339-8a2f-e41dddfae489" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CurrentIncomeTaxExpenseBenefit"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CurrentFederalTaxExpenseBenefit_30c902ee-d100-4c65-8f4c-7ed7b1ce2397" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CurrentFederalTaxExpenseBenefit"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CurrentIncomeTaxExpenseBenefit_237c4605-3cbb-4339-8a2f-e41dddfae489" xlink:to="loc_us-gaap_CurrentFederalTaxExpenseBenefit_30c902ee-d100-4c65-8f4c-7ed7b1ce2397" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CurrentStateAndLocalTaxExpenseBenefit_f3f1ec9e-cae9-494e-970e-ab450634ba87" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CurrentStateAndLocalTaxExpenseBenefit"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CurrentIncomeTaxExpenseBenefit_237c4605-3cbb-4339-8a2f-e41dddfae489" xlink:to="loc_us-gaap_CurrentStateAndLocalTaxExpenseBenefit_f3f1ec9e-cae9-494e-970e-ab450634ba87" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.diamondbackenergy.com/role/INCOMETAXESReconciliationofStatutoryFederalIncomeTaxAmounttoRecordedExpenseDetails" xlink:type="simple" xlink:href="rtlr-20201231.xsd#INCOMETAXESReconciliationofStatutoryFederalIncomeTaxAmounttoRecordedExpenseDetails"/>
  <link:calculationLink xlink:role="http://www.diamondbackenergy.com/role/INCOMETAXESReconciliationofStatutoryFederalIncomeTaxAmounttoRecordedExpenseDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_6ed83b73-0a77-4759-a640-02b23eb61018" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeTaxExpenseBenefit"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate_97c34a0b-4815-425b-bf95-ae97974a8b39" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_6ed83b73-0a77-4759-a640-02b23eb61018" xlink:to="loc_us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate_97c34a0b-4815-425b-bf95-ae97974a8b39" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxReconciliationMinorityInterestIncomeExpense_c5a76eb0-18fa-4e17-a5fd-715f926d382c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeTaxReconciliationMinorityInterestIncomeExpense"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_6ed83b73-0a77-4759-a640-02b23eb61018" xlink:to="loc_us-gaap_IncomeTaxReconciliationMinorityInterestIncomeExpense_c5a76eb0-18fa-4e17-a5fd-715f926d382c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes_1322c183-adba-4e16-b0be-397a527e6943" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_6ed83b73-0a77-4759-a640-02b23eb61018" xlink:to="loc_us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes_1322c183-adba-4e16-b0be-397a527e6943" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxReconciliationOtherAdjustments_6e82e56c-a7b4-473e-ba75-80c5191b2613" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeTaxReconciliationOtherAdjustments"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_6ed83b73-0a77-4759-a640-02b23eb61018" xlink:to="loc_us-gaap_IncomeTaxReconciliationOtherAdjustments_6e82e56c-a7b4-473e-ba75-80c5191b2613" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.diamondbackenergy.com/role/INCOMETAXESComponentsofDeferredTaxAssetsandLiabilitiesDetails" xlink:type="simple" xlink:href="rtlr-20201231.xsd#INCOMETAXESComponentsofDeferredTaxAssetsandLiabilitiesDetails"/>
  <link:calculationLink xlink:role="http://www.diamondbackenergy.com/role/INCOMETAXESComponentsofDeferredTaxAssetsandLiabilitiesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxAssetsLiabilitiesNet_93c5ad32-39fa-4802-b0e5-7d18e3f943b3" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DeferredTaxAssetsLiabilitiesNet"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxLiabilities_d45a9e68-ae20-4840-ae54-d1464159813d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DeferredIncomeTaxLiabilities"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxAssetsLiabilitiesNet_93c5ad32-39fa-4802-b0e5-7d18e3f943b3" xlink:to="loc_us-gaap_DeferredIncomeTaxLiabilities_d45a9e68-ae20-4840-ae54-d1464159813d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxAssetsGross_08ccdc26-54b1-4a39-a940-f2f3ad3f62fd" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DeferredTaxAssetsGross"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxAssetsLiabilitiesNet_93c5ad32-39fa-4802-b0e5-7d18e3f943b3" xlink:to="loc_us-gaap_DeferredTaxAssetsGross_08ccdc26-54b1-4a39-a940-f2f3ad3f62fd" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxAssetsGross_29006ee0-8d06-4a22-a511-2caf9c7470be" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DeferredTaxAssetsGross"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxAssetsOperatingLossCarryforwards_7488ffa2-ca2f-43d2-ba72-1d706a0135b3" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DeferredTaxAssetsOperatingLossCarryforwards"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxAssetsGross_29006ee0-8d06-4a22-a511-2caf9c7470be" xlink:to="loc_us-gaap_DeferredTaxAssetsOperatingLossCarryforwards_7488ffa2-ca2f-43d2-ba72-1d706a0135b3" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxAssetsInvestments_8721d4d4-28b8-4c9f-baa0-32238595e08a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DeferredTaxAssetsInvestments"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxAssetsGross_29006ee0-8d06-4a22-a511-2caf9c7470be" xlink:to="loc_us-gaap_DeferredTaxAssetsInvestments_8721d4d4-28b8-4c9f-baa0-32238595e08a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxLiabilities_acdf4a10-e9ad-4bd8-8477-4edcb898553d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DeferredIncomeTaxLiabilities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxLiabilitiesInvestments_d2f17036-fc3c-4c97-9a40-b82c733b6392" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DeferredTaxLiabilitiesInvestments"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredIncomeTaxLiabilities_acdf4a10-e9ad-4bd8-8477-4edcb898553d" xlink:to="loc_us-gaap_DeferredTaxLiabilitiesInvestments_d2f17036-fc3c-4c97-9a40-b82c733b6392" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxLiabilities_d2e18332-91a2-4782-aeb3-729fe300fa83" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DeferredTaxLiabilities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxAssetsGross_6d60f997-d94f-4110-90aa-2051ee93d644" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DeferredTaxAssetsGross"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxLiabilities_d2e18332-91a2-4782-aeb3-729fe300fa83" xlink:to="loc_us-gaap_DeferredTaxAssetsGross_6d60f997-d94f-4110-90aa-2051ee93d644" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxLiabilities_77a35432-6d21-45af-b78d-a4bd5680f2e7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DeferredIncomeTaxLiabilities"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredTaxLiabilities_d2e18332-91a2-4782-aeb3-729fe300fa83" xlink:to="loc_us-gaap_DeferredIncomeTaxLiabilities_77a35432-6d21-45af-b78d-a4bd5680f2e7" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.diamondbackenergy.com/role/FAIRVALUEMEASUREMENTS" xlink:type="simple" xlink:href="rtlr-20201231.xsd#FAIRVALUEMEASUREMENTS"/>
  <link:calculationLink xlink:role="http://www.diamondbackenergy.com/role/FAIRVALUEMEASUREMENTS" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.diamondbackenergy.com/role/FAIRVALUEMEASUREMENTSTables" xlink:type="simple" xlink:href="rtlr-20201231.xsd#FAIRVALUEMEASUREMENTSTables"/>
  <link:calculationLink xlink:role="http://www.diamondbackenergy.com/role/FAIRVALUEMEASUREMENTSTables" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.diamondbackenergy.com/role/FAIRVALUEMEASUREMENTSNonrecurringMeasurementsDetails" xlink:type="simple" xlink:href="rtlr-20201231.xsd#FAIRVALUEMEASUREMENTSNonrecurringMeasurementsDetails"/>
  <link:calculationLink xlink:role="http://www.diamondbackenergy.com/role/FAIRVALUEMEASUREMENTSNonrecurringMeasurementsDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.diamondbackenergy.com/role/COMMITMENTSANDCONTINGENCIES" xlink:type="simple" xlink:href="rtlr-20201231.xsd#COMMITMENTSANDCONTINGENCIES"/>
  <link:calculationLink xlink:role="http://www.diamondbackenergy.com/role/COMMITMENTSANDCONTINGENCIES" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.diamondbackenergy.com/role/COMMITMENTSANDCONTINGENCIESTables" xlink:type="simple" xlink:href="rtlr-20201231.xsd#COMMITMENTSANDCONTINGENCIESTables"/>
  <link:calculationLink xlink:role="http://www.diamondbackenergy.com/role/COMMITMENTSANDCONTINGENCIESTables" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.diamondbackenergy.com/role/COMMITMENTSANDCONTINGENCIESMinimumFuturePaymentswithCommitmentsDetails" xlink:type="simple" xlink:href="rtlr-20201231.xsd#COMMITMENTSANDCONTINGENCIESMinimumFuturePaymentswithCommitmentsDetails"/>
  <link:calculationLink xlink:role="http://www.diamondbackenergy.com/role/COMMITMENTSANDCONTINGENCIESMinimumFuturePaymentswithCommitmentsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherCommitment_bbb83716-e851-4c9b-8caa-fe3b783915e3" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherCommitment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherCommitmentDueInSecondYear_51dcb04d-f861-4de9-ad42-cc0a53f6440d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherCommitmentDueInSecondYear"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherCommitment_bbb83716-e851-4c9b-8caa-fe3b783915e3" xlink:to="loc_us-gaap_OtherCommitmentDueInSecondYear_51dcb04d-f861-4de9-ad42-cc0a53f6440d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherCommitmentDueInFifthYear_f04caf0e-dec0-4fc0-a02b-6e27c5c9ba37" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherCommitmentDueInFifthYear"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherCommitment_bbb83716-e851-4c9b-8caa-fe3b783915e3" xlink:to="loc_us-gaap_OtherCommitmentDueInFifthYear_f04caf0e-dec0-4fc0-a02b-6e27c5c9ba37" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherCommitmentDueAfterFifthYear_ff2240ff-3646-46c9-b1f1-11b8a77d78bf" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherCommitmentDueAfterFifthYear"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherCommitment_bbb83716-e851-4c9b-8caa-fe3b783915e3" xlink:to="loc_us-gaap_OtherCommitmentDueAfterFifthYear_ff2240ff-3646-46c9-b1f1-11b8a77d78bf" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherCommitmentDueInFourthYear_32e946c3-62f4-41f5-b430-c608addef23f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherCommitmentDueInFourthYear"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherCommitment_bbb83716-e851-4c9b-8caa-fe3b783915e3" xlink:to="loc_us-gaap_OtherCommitmentDueInFourthYear_32e946c3-62f4-41f5-b430-c608addef23f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherCommitmentDueInThirdYear_aa2ef829-ec0d-490c-aee3-1924c77a48af" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherCommitmentDueInThirdYear"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherCommitment_bbb83716-e851-4c9b-8caa-fe3b783915e3" xlink:to="loc_us-gaap_OtherCommitmentDueInThirdYear_aa2ef829-ec0d-490c-aee3-1924c77a48af" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherCommitmentDueInNextTwelveMonths_ccf36967-eb7f-4ba3-806f-8e12d415d6c3" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherCommitmentDueInNextTwelveMonths"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherCommitment_bbb83716-e851-4c9b-8caa-fe3b783915e3" xlink:to="loc_us-gaap_OtherCommitmentDueInNextTwelveMonths_ccf36967-eb7f-4ba3-806f-8e12d415d6c3" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.diamondbackenergy.com/role/SUBSEQUENTEVENTS" xlink:type="simple" xlink:href="rtlr-20201231.xsd#SUBSEQUENTEVENTS"/>
  <link:calculationLink xlink:role="http://www.diamondbackenergy.com/role/SUBSEQUENTEVENTS" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.diamondbackenergy.com/role/SUBSEQUENTEVENTSDetails" xlink:type="simple" xlink:href="rtlr-20201231.xsd#SUBSEQUENTEVENTSDetails"/>
  <link:calculationLink xlink:role="http://www.diamondbackenergy.com/role/SUBSEQUENTEVENTSDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.diamondbackenergy.com/role/SEGMENTINFORMATION" xlink:type="simple" xlink:href="rtlr-20201231.xsd#SEGMENTINFORMATION"/>
  <link:calculationLink xlink:role="http://www.diamondbackenergy.com/role/SEGMENTINFORMATION" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.diamondbackenergy.com/role/SEGMENTINFORMATIONTables" xlink:type="simple" xlink:href="rtlr-20201231.xsd#SEGMENTINFORMATIONTables"/>
  <link:calculationLink xlink:role="http://www.diamondbackenergy.com/role/SEGMENTINFORMATIONTables" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.diamondbackenergy.com/role/SEGMENTINFORMATIONDetails" xlink:type="simple" xlink:href="rtlr-20201231.xsd#SEGMENTINFORMATIONDetails"/>
  <link:calculationLink xlink:role="http://www.diamondbackenergy.com/role/SEGMENTINFORMATIONDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_4a97eb7a-deb0-49c6-83ff-f560205d7c98" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GrossProfit_6e4ff3ed-453a-4d31-b374-1b3f7bc1f923" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_GrossProfit"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_4a97eb7a-deb0-49c6-83ff-f560205d7c98" xlink:to="loc_us-gaap_GrossProfit_6e4ff3ed-453a-4d31-b374-1b3f7bc1f923" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SellingGeneralAndAdministrativeExpense_83c7d329-7abb-48d3-a623-77570efc6161" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SellingGeneralAndAdministrativeExpense"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_4a97eb7a-deb0-49c6-83ff-f560205d7c98" xlink:to="loc_us-gaap_SellingGeneralAndAdministrativeExpense_83c7d329-7abb-48d3-a623-77570efc6161" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestIncomeExpenseNet_c33bef30-036b-438d-bc9e-01a0f18ce78e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InterestIncomeExpenseNet"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_4a97eb7a-deb0-49c6-83ff-f560205d7c98" xlink:to="loc_us-gaap_InterestIncomeExpenseNet_c33bef30-036b-438d-bc9e-01a0f18ce78e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GrossProfit_5958c482-8bc0-471a-bca5-ab5d01ce9a8b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_GrossProfit"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Revenues_e8b0783d-84f2-4ac7-8aa9-768c94107723" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_Revenues"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_GrossProfit_5958c482-8bc0-471a-bca5-ab5d01ce9a8b" xlink:to="loc_us-gaap_Revenues_e8b0783d-84f2-4ac7-8aa9-768c94107723" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_rtlr_DirectOperatingExpenses_f0d135cf-525b-48c2-ab66-9e4dbb1acb32" xlink:href="rtlr-20201231.xsd#rtlr_DirectOperatingExpenses"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_GrossProfit_5958c482-8bc0-471a-bca5-ab5d01ce9a8b" xlink:to="loc_rtlr_DirectOperatingExpenses_f0d135cf-525b-48c2-ab66-9e4dbb1acb32" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization_9e02cd52-50f4-43af-bfca-a1597aadac01" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_GrossProfit_5958c482-8bc0-471a-bca5-ab5d01ce9a8b" xlink:to="loc_us-gaap_CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization_9e02cd52-50f4-43af-bfca-a1597aadac01" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherRevenueExpenseFromRealEstateOperations_b250bb17-e27f-4c10-8649-6dfc91aa9615" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherRevenueExpenseFromRealEstateOperations"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_GrossProfit_5958c482-8bc0-471a-bca5-ab5d01ce9a8b" xlink:to="loc_us-gaap_OtherRevenueExpenseFromRealEstateOperations_b250bb17-e27f-4c10-8649-6dfc91aa9615" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainLossOnSaleOfPropertyPlantEquipment_983390a4-223b-4973-98f5-11d36dd3f12b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_GainLossOnSaleOfPropertyPlantEquipment"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_GrossProfit_5958c482-8bc0-471a-bca5-ab5d01ce9a8b" xlink:to="loc_us-gaap_GainLossOnSaleOfPropertyPlantEquipment_983390a4-223b-4973-98f5-11d36dd3f12b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DepreciationAndAmortization_ab25b7d2-f68d-4f69-8790-44acde923744" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DepreciationAndAmortization"/>
    <link:calculationArc order="6" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_GrossProfit_5958c482-8bc0-471a-bca5-ab5d01ce9a8b" xlink:to="loc_us-gaap_DepreciationAndAmortization_ab25b7d2-f68d-4f69-8790-44acde923744" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromEquityMethodInvestments_c1c88c2a-3491-4de3-a54b-e4c96b5ce1c1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeLossFromEquityMethodInvestments"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_GrossProfit_5958c482-8bc0-471a-bca5-ab5d01ce9a8b" xlink:to="loc_us-gaap_IncomeLossFromEquityMethodInvestments_c1c88c2a-3491-4de3-a54b-e4c96b5ce1c1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ImpairmentOfOilAndGasProperties_c4ac088a-2957-482b-b948-1be0075b9d25" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ImpairmentOfOilAndGasProperties"/>
    <link:calculationArc order="8" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_GrossProfit_5958c482-8bc0-471a-bca5-ab5d01ce9a8b" xlink:to="loc_us-gaap_ImpairmentOfOilAndGasProperties_c4ac088a-2957-482b-b948-1be0075b9d25" xlink:type="arc"/>
  </link:calculationLink>
</link:linkbase>
