How to use this result
Start with the effective hourly amount that would make the time worthwhile. The calculator works backward to the gross incentive needed after the costs and deduction percentage you enter.
This is a straight-time negotiation scenario. If the pickup also earns overtime, the actual extra gross pay may be higher. Price that offer in the extra-shift decision calculator before treating this amount as a requirement.
The formula
Worked example
Using the example inputs loaded above:
$269.33
Minimum extra gross incentive needed.
Common questions
Why is the bonus larger than the money shortfall?
Under your deduction assumption, you keep only part of each extra gross dollar. The model grosses up the shortfall.
What does a zero bonus mean?
The base shift already meets the target under these inputs.
Assumptions & references
Amounts use USD. Results are planning estimates using your entries, with dollars rounded only for display. Each tool covers the model described here; it does not determine payroll or tax obligations. Read the calculation methodology.
This is arithmetic based on user-supplied assumptions; it does not use external wage or price data.
Formula version 1.0 · Reference check: September 7, 2026 · Report a calculation issue