Load across the year · The over-commitment · Element

The gap

Where load exceeds capacity.

The part

What it is

By month, with the size of the excess. A month at 130 per cent is recoverable; one at 200 per cent is a decision that has already been made badly.

Presented as a single chart, which is usually all that is required for it to be acted on.

The smallest level

The attributes it carries

Each attribute is one of the framework’s shared types. What a date is, and how it is written, is defined once for the whole model — the note here says what it means in this particular place.