- Record the baselineMeasure completed work, quality, time and payments.
- Measure the changeInclude review and rework in the new process.
- Separate the benefitsKeep cash, hours and other outcomes distinct.
- Calculate over timeUse one horizon and track cumulative cash recovery.
Time saved is useful. Is it cash?
Automation can finish work faster while leaving payroll unchanged. Saved hours do not automatically increase cash. They can improve quality, reduce risk, clear a backlog or support sales.
Cash savings appear when actual payments fall, even if an invoice is only partly reduced. Lower contractor bills or overtime payments can qualify. Additional revenue needs a separate calculation of the cash contribution after the costs of serving it.
- Report freed hours and cash benefits separately.
Include the work after launch
Choose a period and record costs added by the project. Setup includes integration, data preparation, testing and training. Running costs can include model usage, hosting, subscriptions, support and paid review.
Existing staff time also matters. Record it in hours and, for an economic assessment, apply a stated valuation. Do not present unchanged salary expense as a new cash payment or count the same review cost twice.
- Keep setup costs separate from ongoing costs.
Compare the complete task
Use comparable workloads and the same acceptance criteria before and after launch. Include difficult cases, checks, corrections and handoffs. A quicker first draft is not necessarily a quicker completed job.
Rework reduces the benefit; it does not automatically erase it. Measure the net time released and check whether the intended improvement in quality or service actually happened.
- Use completed, accepted work as the comparison.
Calculate cash return and payback
For the chosen horizon, net cash benefit equals actual cash benefits minus incremental cash costs, including setup and operation. Cash ROI is net cash benefit divided by those costs, multiplied by 100, when the denominator is positive.
Economic ROI can include explicitly monetized capacity or quality benefits, using consistent cost definitions and no duplicates. Never add hours to money. Payback occurs when cumulative cash benefits minus ongoing cash costs cover the initial investment. Monthly results can vary; dividing setup cost by a stable positive monthly net contribution is only a simplified forecast.
What to measure
| Measure | Unit | Where to obtain it |
|---|---|---|
| Measurement horizon | Start and end dates | Use the same period for benefits and costs. |
| Actual cash benefits | Currency / horizon | Reduced payments and additional cash contribution; document attribution. |
| Setup cash costs | Currency / project | Incremental setup payments, counted once. |
| Operating cash costs | Currency / horizon | Usage, hosting, support and paid review; exclude costs already listed. |
| Net freed time | Staff hours / horizon | Baseline time minus automated handling, review and rework. |
| Optional economic valuation | Currency / horizon | State how non-cash benefits and staff time are valued; exclude overlap. |
A practical next step
Choose one process, define the period and acceptance criteria, then record cash and time in separate worksheet rows.