Scheduling & Workforce Planning
Workforce Shrinkage Calculator
Calculate productive hours and lost hours from a scheduled workforce shrinkage percentage.
Enter your values
Paid/scheduled hours before shrinkage.
Leave, training, meetings, absence and other non-productive time.
Lost / unavailable hours
—
hours
Productive hours
—
hours
Productive rate
—
%
Method: Productive hours = scheduled hours × (1 − shrinkage); lost hours = scheduled hours × shrinkage.
How to use this calculator
What to enter
Enter or select the following as requested: Scheduled labor hours; Shrinkage. 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.