Usage of SingleUnit Batches in S4 HANA. A Mill Product ... SAP Blogs
Remarks: The product unit/Proportion units functionality is not available in Embedded EWM, it is under SAP Customer influence program, expected integration release to SAP EWM by 2021( As per SAP link) Fast Entry of Characteristics in Production Orders: Till now, CO products were added as components in production order or were part of BOM.