Record purchased quantity
Start with the quantity received and its invoice cost.

Usable yield and portion control
Convert purchase weight, trim or cooking loss, and portion size into usable yield, cost per usable unit, and cost per portion.
Interactive tool
Use the same unit for purchase, usable, and portion weights (for example, all kilograms or all pounds).
Why yield matters
Start with the quantity received and its invoice cost.
Weigh the product after trim, preparation, or cooking loss using the same unit.
Divide usable quantity by the actual serving size to estimate portions and cost per portion.