Item-location-channel granularity

A useful forecast starts with a clear question and a trustworthy history. This short lesson explains item-location-channel granularity in terms a planner can apply.

Practitioner lens

Keep the decision in view when using item-location-channel granularity. A forecast for replenishment, capacity and annual budgeting may need different horizons and different levels of aggregation.

First experiment

Review error by horizon and segment; an average can conceal a severe miss on a critical item.

This is an original educational brief. It is a starting point for discussion, not a claim that one technique fits every supply chain.