Entering the Cost of Sales Manually 
Prerequisites
To be able to enter the cost of sales manually, you must use the results analysis key to select the results analysis version, the sales order item, and a valuation method which has profit indicator K (Enter cost of sales manually).
Procedure
The screen Sales Order: Enter Cost of Sales (Version 0) appears.
The screen Sales Order: Enter Cost of Sales appears.
The following data is displayed:
The system proposes all the line IDs that were defined for the sales order item in Customizing for Product Cost Controlling.

You can create a batch input session for these transactions to transfer data from a non-SAP system into the R/3 System.
See also:
Resource-Related Billing