All Sub Level BOM Material requirement has to be calculated based on Per Garment Consumption.
Black |S | 350
Black |M | 400
Black |L | 500
Total | | 1250
Raw material #1 - 1250 * 500Grams ( Per Garment Consumption) = 625Kgs
This Raw Material #1 has sub level BOM with the below Operations
Knitting → Dyeing → Special Finishing
Every Operation will have its Operation Loss.
Knitting - 1%
Dyeing - 5%
Special Finishing - 1%
Like wise many no of Raw Materials are used in the Finished Goods BOM.