Cost of vacancy calculator

Price an open role from the days it stays empty and the daily cost of that seat.

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How the formula works

Cost = open roles × days vacant × daily cost of one seat.

What the number means

Two roles empty for 30 days at £180 a day is £10,800, or £5,400 each. The daily cost is yours to define. Salary you are no longer paying is a saving, not a cost. Lost revenue, agency cover, and the work that lands on other people are costs. Pick one definition and keep it, or the comparison between roles is noise.

Worked examples

Two roles, 30 days, £180 a day

2 × 30 × 180.

£10,800. Each role is £5,400.

One role, filled in 10 days

1 × 10 × 180.

£1,800

Questions

Should the daily cost be the leaver’s salary?

Only if that salary is what the empty seat is costing you in cover or in lost output. The salary you have stopped paying is not itself a cost of the vacancy.

How is this different from cost per hire?

Cost per hire is the recruiting bill divided by hires. Cost of vacancy is the empty time. A cheap hire who takes six months can cost more than an expensive hire who starts next week.

What if the roles were empty for different lengths of time?

Run them separately and add the results. One average length hides a role that has been open all year.

See also

The daily cost is whatever you count: salary, lost revenue, or cover. The calculator does not choose it.