Sourcing · The supplier list · Element
The suppliers
Each supplier, with what they provide and how much of it.
The part
What it is
Share of input is what reveals concentration, and it is the field most often absent because it requires aggregating across purchase orders.
Suppliers providing something critical in small volume deserve the same attention as large ones, which a spend-ranked list will not give them.
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.
Share of input
How much of that input comes from them, which is where concentration shows.
Percentage shared type