OBRAS ONSITE · free site calculator · the office end

Labour Cost Calculator

The $45/hr carpenter doesn't cost $45. Super, workers comp, leave, public holidays and rain days all ride on that wage - here's the real number, and the charge-out that covers it.

The worker

Base wage ($/hr) Super % Workers comp % Leave + public holidays % Other oncosts % (payroll tax, redundancy, tools) Productive time % Target margin %
Defaults are typical starting points - your award/EBA, comp premium and state payroll tax are the real inputs. Super Guarantee is 12% from 1 July 2025. General calculator, not financial or payroll advice.
Pair with the Markup vs Margin calc · All free tools →

Want a person to look at it?

The tools above are free and yours to use. When you need the paperwork behind them reviewed by someone who has run sites, Obras HSE Services is a live consulting business in south-east Queensland.