An indicative check on what an hour of labour needs to be charged at once on-costs, overheads and non-productive time are covered.
Results
Formulas
Employment cost = wage × (1 + on-costs %)
Cost per productive hour = employment cost ÷ productive % + overhead
Charge-out = cost ÷ (1 − margin %)
Indicative business calculation only — not advice and not an NZ market rate. Use your own actual costs.
Doing this for a real job? Fieldlink turns takeoffs into estimates, quotes and job budgets — with rates you can reuse.
See civil estimating