Metric Contract: [Metric name]

One page. Written for the owner first. Replace everything in [brackets]. Field names in italics match those commonly used for metric contracts in semantic layers and metric catalogs.

What it means

Concept	[e.g., Gross Margin]
Perspective	[e.g., Service. Leave blank only if the concept has a single meaning]
In plain words	[One or two sentences a non-analyst would understand]

How it's calculated

Expression	[e.g., (Service revenue − (labor + subcontractors + parts)) ÷ service revenue]
Grain	[What one row represents, e.g., one completed work order]
Filters	[Required conditions, e.g., service lines only]
Includes / excludes	[What counts and what doesn't]
Time semantics	[Fiscal or calendar; which date counts; time zone; as-of rules]
Allowed dimensions	[Ways it may be sliced, and any that are not allowed]
Additivity	[Additive / semi-additive / non-additive. Ratios like margin are non-additive: recompute, don't sum or average]

How it may be used

Approved for	[Meetings, reports and decisions where this is the right number]
Not approved for	[Where a different perspective should be used instead]
Comparable with	[Metrics it can be compared with]
Not comparable with	[Metrics it must not be compared or combined with, and why]

Ownership and where it lives

Owner	[Accountable person or role]
Maintained by	[Steward]
Certification	[Certified for which uses, by whom, when]
Built on (data contracts)	[Datasets or data contracts this metric uses]
Implemented in	[Metric catalog / semantic layer / BI model / spreadsheet entry, and whether each matches this contract]
Version / effective from	[v1, YYYY-MM-DD]
Change note	[What changed from the previous version, if any]

Sign-off: [Owner name] · [Date]