OSP - Invoice to supplier based on product completion

Summary:

OSP - Invoice to supplier based on product completion

Content (required):

Business case -

We are using OSP operation for sending component to supplier and getting processing done on assembly. We are physically sending component to supplier against the OSP PO and Supplier is doing processing and consuming these components on assembly and giving us the assembly back. In this example we gave 3 components to Supplier and he returned 3 assemblies back to us. PO is delivered and OSP operation is completed, this consume the 3 component assigned OSP operation. In Next operation now we scrap 1 assembly and completed 2. now we want to ensure that because 1 is scrapped, supplier