Maintaining Component Scrap in the BOM 
Use
If the scrap is only relevant to one specific BOM, maintain component scrap in the BOM item.
Procedure
To maintain component scrap in the BOM:
- Select the tab page Material in the item overview.
- Mark the item for which you want to maintain component scrap.
- Click
.
The Change Material BOM screen appears: Item: All Data.
- Enter the percentage rate for the component scrap in the field CompScrap (%).
- Save your BOM.