Requirement for Actual Cost Calculation of Finished Goods in Oracle EBS

We have a business requirement in our manufacturing environment (Avg Org). The client wants to determine the actual cost of finished goods upon completion. At the end of the month, we need to update the costs of raw materials and resources, and these updates should be reflected in the actual cost of the finished goods. We are currently unable to find such functionality in Oracle EBS.

The client claims this functionality is available in SAP in ML: Material Ledger