Inventory, demand & supply planning · Core
Forecast bias
Also called: forecasting bias, demand bias
ELI5
Persistent over-forecasting or under-forecasting.
Used in conversation
“Compare forecast bias with the same cohort and period before drawing a conclusion.”
Pitch context
You will see “Forecast bias” in operating plans, procurement packs, supplier reviews and supply-chain reports when the discussion reaches inventory, demand & supply planning.
Why it matters: In inventory, demand & supply planning, different calculation boundaries, periods or accounting treatments can change the number and the decision.
Caution
Calculation, recognition and disclosure can vary by accounting framework, company policy and reporting context.
Connected terms
- BiasThe search label “forecast bias” can route to both entries.
Sources & evidence · 5
Direct term-level sources and supporting source families.
- U.S. Bureau of Labor Statistics — Productivity programmeDirect source · primary · checked 2026-08-16
- U.S. Small Business Administration — Write your business planSupporting source family · primary · checked 2026-08-16
- IFRS Foundation — IFRS GlossarySupporting source family · primary · checked 2026-08-16
- U.S. Acquisition.gov — Federal Acquisition Regulation Part 15 — Contracting by NegotiationSupporting source family · primary · checked 2026-08-16
- UK Government — Groceries Supply Code of PracticeSupporting source family · primary · checked 2026-08-16