Scheduling & Workforce Planning
Absence Coverage Calculator
Calculate replacement labor hours and people needed when employees are unavailable.
Enter your values
Workers unavailable.
Scheduled hours requiring cover.
Hours one replacement can cover.
Optional replacement buffer.
Replacement labor hours
—
hours
Replacement workers
—
people
Buffered hours
—
hours
Method: Replacement hours = absent workers × scheduled hours; replacement headcount rounds buffered replacement hours ÷ coverable hours per worker upward.
How to use this calculator
What to enter
Enter or select the following as requested: Absent workers; Hours per absent worker; Replacement hours / worker; Coverage buffer. Follow the units, valid ranges, examples, and options displayed beside each field.
What the result means
The date or duration result is calculated from the entered dates, times, calendar rules, and exclusions. Check inclusive versus exclusive counting, time zone, daylight-saving changes, and whether weekends or holidays are excluded.
When to use it
Use this to plan a date, measure elapsed time, or estimate a deadline. Verify the relevant calendar, location, and legal or workplace rules when they affect the answer.