Manufacturing Project Portfolio & Capex worked example

Project Cash Flow at 99% period draw-down rate: a worked example

This scenario runs the project cash flow calculation on the strong side: 99% period draw-down rate, with every other input held at its documented default. A finance lead modeling the cash demand of a tooling or line-installation project before committing working capital.

The inputs for this scenario

  • Disbursement periods: 18 months (unchanged)
  • Average monthly outlay: 55,000 $/month (unchanged)
  • Period draw-down rate: 99 % (raised for this scenario; the documented default is 90)
  • Upfront mobilization payment: 40,000 $ (unchanged)

Working through the calculation

  • Applying the documented formula (Cash outflow = periods x monthly outlay x draw-down% + mobilization payment) to the inputs above produces each figure below.
  • At this operating point the engine returns 1,020,100 $ for total project cash flow cost, the number this scenario is built around.
  • At this operating point the engine returns 56,672 $ / piece for project cash flow cost per unit.
  • At this operating point the engine returns 980,100 $ for variable project cash flow cost.
  • At this operating point the engine returns 40,000 $ for fixed project cash flow adder.

How this compares with the baseline

  • Against the tool's baseline example, where period draw-down rate sits at 90% and the headline result is 931,000 $, this scenario comes in 9.57% above the baseline at 1,020,100 $.
  • Use it during capex authorization and again at each gate review to refresh the cash schedule once vendor payment terms and milestone draws are confirmed. Treat this as a target state: the delta against the baseline quantifies what the improvement is worth before you commit to chasing it.

Results at a glance

  • Total project cash flow cost: 1,020,100 $ (headline result)
  • Project cash flow cost per unit: 56,672 $ / piece
  • Variable project cash flow cost: 980,100 $
  • Fixed project cash flow adder: 40,000 $

Run it with your numbers

  • Every input above is editable in the live Project Cash Flow calculator, which recalculates instantly and can be shared with the inputs intact.

Last reviewed 2026-05-12.