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Capacity Gap Calculator
Enter non-sensitive planning values. The calculation happens in your browser and is not sent anywhere.
Without JavaScript, subtract current accepted output from required accepted output. A result at or below zero means this simple rate calculation does not show a shortfall. It does not prove available capacity.
What does the calculated number mean?
The result is a demand-side delta, not a capacity promise. It shows how many additional accepted units the production system would need in the selected period if product mix, acceptance, and timing are comparable.
The number must be paired with a dated delivery curve. A requirement for 60 additional units in one month is different from 60 distributed across two quarters. Forecast confidence, product mix, engineering changes, and customer acceptance can also change the real shortfall.
Five layers behind the output gap
Demand layer
Required accepted output by period, product mix, forecast confidence, delivery obligation, and cost of delay.
Package layer
Released configuration, controlled BOM, approved sources, work instructions, inspection, test, and acceptance criteria.
Constraint layer
Material, supplier, labor, assembly, equipment, inspection, test, quality, documentation, or release.
Transfer layer
The smallest complete work boundary that can move while authority, inputs, interfaces, and acceptance stay explicit.
Ramp layer
The evidence required to move from a bounded transfer lot to the next stable accepted-output rate.
How should a COO or operations leader use the diagnostic?
- Normalize current and required output to the same time period and acceptance definition.
- Draw the delivery curve rather than relying on an annual total.
- Name the constraint currently limiting accepted output.
- Identify complete work packages that might move.
- List configuration, source, quality, test, records, and release owners.
- Define what a controlled transfer lot must prove.
- Tie each rate increase to evidence rather than a calendar date alone.
What does the calculator not estimate?
It does not estimate an available factory slot, supplier capability, lead time, price, yield, staffing, tooling, qualification effort, delivery date, or achievable rate. Those depend on the exact work package and a review of the proposed production path.
Do not enter technical details, customer identifiers, protected program information, or proprietary files. The personalized review begins with the same non-sensitive rate, window, package, constraint, and boundary inputs.