Make-Buy, Outsourcing & Network Design calculator
Insourcing Payback Calculator
Estimate insourcing payback for make-buy, outsourcing and network design using production-ready inputs so teams can screen a capital project before a detailed business case. Try a pessimistic case and an optimistic case to bracket the answer for the steering committee.
What this calculator does
- Estimate insourcing payback for make-buy, outsourcing and network design using production-ready inputs so teams can screen a capital project before a detailed business case.
- Use it when insourcing payback in make-buy, outsourcing and network design is being put in front of a capital committee and the savings story needs to hold up.
- Turns insourcing payback investment, annual insourcing payback savings, annual insourcing payback support cost into a payback period for insourcing payback in make-buy, outsourcing and network design.
Formula used
- Net annual insourcing payback savings = annual insourcing payback savings - annual insourcing payback support cost
- Insourcing payback payback period = insourcing payback investment รท net annual savings
Inputs explained
- Insourcing payback investment: Enter the full project cost including equipment, integration, tooling, training, installation, and launch support.
- Annual insourcing payback savings: Use documented labor, scrap, energy, uptime, warranty, or capacity savings from the business case.
- Annual insourcing payback support cost: Include maintenance, spares, software, calibration, utilities, and specialist support required each year.
How to use the result
- Use it when insourcing payback in make-buy, outsourcing and network design is going to a capital review.
- The model assumes savings hit on day one. Real savings ramp; bake that into your case for the committee.
Common questions
- How does this insourcing payback calculator help my make-buy, outsourcing and network design team? Estimate insourcing payback for make-buy, outsourcing and network design using production-ready inputs so teams can screen a capital project before a detailed business case. You get a payback period you can defend before quoting, scheduling, or sign-off.
- Where do I get the inputs for this make-buy, outsourcing and network design calculator? insourcing payback investment, annual insourcing payback savings, annual insourcing payback support cost usually move the payback period most. Pull from measured make-buy, outsourcing and network design runs, supplier data, and recent quotes rather than memory.
- How should I act on the output? Compare payback to your hurdle rate; if it is over the line, kill it now instead of after a pilot.
- What can throw the result off? Confirm support cost includes spares, software, and the headcount needed to keep the system running.
Last reviewed 2026-05-12.