Shift Staffing and Coverage Planner
Check staffing coverage shift by shift against expected attendance, not the raw schedule, and total the resulting labor hours and cost.
Coverage by shift
| Shift | Scheduled | Expected present | Gap |
|---|---|---|---|
| 1 | 10 | 9.5 | -0.5 |
| 2 | 10 | 9.5 | -0.5 |
Sensitivity to required staffing
| Scenario | Worst gap | Labor cost / day |
|---|---|---|
| -20% | 1.5 | $4,347.2 |
| -10% | 0.5 | $4,347.2 |
| Entered (10.0 headcount) | -0.5 | $4,347.2 |
| +10% | -1.5 | $4,347.2 |
| +20% | -2.5 | $4,347.2 |
Continue Analysis
Based on your results, these related decisions are available.
How this works
A shift that looks fully covered on paper, with scheduled headcount matching the requirement exactly, can still run short, because scheduled headcount is not the same as who actually shows up. This engine checks coverage shift by shift against expected present staff (scheduled headcount times an attendance rate), not the raw schedule, and against the worst shift, not a misleading daily total. A misc hours adjustment, with an attribution reason, lets a real-world exception (training, a leader covering the process directly, planned downtime) be reflected without distorting the underlying schedule.
Key terms
- Expected present staff: scheduled headcount times the attendance rate, the headcount actually likely to show up.
- Attendance rate: the fraction of scheduled staff expected to show up for a shift.
- Worst coverage gap: the smallest (most negative) gap across all active shifts, since one understaffed shift isn't offset by another overstaffed one.
- Scheduled headcount needed: how many people to actually roster per shift to expect real coverage of the requirement, once attendance is accounted for.
- Misc hours: a real-world hours adjustment (positive or negative) that isn't captured by headcount alone, always paired with a reason for later traceability.
Assumptions
- One uniform staffing requirement and attendance rate apply to every shift
- Shift length and labor rate are constant across shifts
Limitations
- Single day, up to three shifts, not a multi-day rotation
- Does not model breaks within a shift, see Break Coverage Planner
- Does not compare alternative shift patterns, see Shift Pattern Comparator
Worked example
A two-shift operation needs 10 people present per shift and schedules exactly 10 on each, fully covered by a raw headcount check. At a realistic 92% attendance rate, expected present staff drops to 9.2 per shift, a real 0.8-headcount shortfall on both shifts that the raw schedule never revealed. Total labor cost for the day comes to about $4,210 at $22/hour plus a 30% burden rate, computed on the 18.4 hours actually expected to be worked, not the 20 hours scheduled.
Common use cases
- Checking whether a proposed schedule actually covers the requirement at a realistic attendance rate
- Catching a shift-specific shortfall hidden behind a healthy daily total
- Pricing out the labor cost of a shift plan, including a burden rate and any misc hours
- Feeding a coverage gap into Break Coverage Planner for break-level detail