Capacity, flow & constraints · Core

First-pass yield

Also called: FPY

ELI5

The proportion of output meeting requirements without rework.

Used in conversation

“The number is useful only if everyone calculates first-pass yield the same way.”

Pitch context

You will see “First-pass yield” in operating plans, procurement packs, supplier reviews and supply-chain reports when the discussion reaches capacity, flow & constraints.

Why it matters: In capacity, flow & constraints, the definition can change ownership, capacity, process, cost or safety decisions.

Sources & evidence · 3

Direct term-level sources and supporting source families.