O Over time, facing the dynamics of change in the national and global oil and gasindustry, the government adopted Law No. 22/2001. After the adoption of the Act,Pertamina has the same position as other oil companies. PT Pertamina EP Asset 1Ramba Field is one of the fields of PT Pertamina EP, located in South Sumatra. PTPertamina EP Asset 1 Field Ramba has several departments, one of which is theProduction Operations Department. PT. Pertamina EP has implemented theManagement By Objective (MBO) model since 2010. MBO is based on the idea thatthere are many levels in a company that need to be integrated, namely the need forcommitment, responsibility and maturity. In this case, the determination of the KPIof PT Pertamina EP Field Ramba's Production Operation function is the same asin accordance with the existing reference, and all have met the aspects of Financial,Operational, Business development / customer satisfaction and peoplemanagement. In the people management criteria where in this criterion to includeother function criteria (cross function), there is a function that is not yet included,namely Supply Chain Management (SCM). This study uses the Analytical HierarchyProcess (AHP) method to help determine the KPI criteria that need to be added.The results of this study indicate that the criteria for people management theprevious sub-criteria are the Initiative Function (7.8%), HSSE Excelence (9.6%)and the new sub-criteria namely Purchase Price Variance (2.6). Verification resultson the model show the model can be used as an assessment. The results of thevalidation on the model according to experts, basically can be used.