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How to Calculate Labour Costs in Construction โ€” The Full Breakdown

๐Ÿ“… 2026-06-27 โฑ๏ธ 8 min read ๐Ÿ‘ค ToolsHubPro Team

Your hourly rate isn't your real labour cost. Add super (11.5%), workers comp, annual leave, sick pay, tool allowance, and vehicle costs โ€” and that "$50/hr labourer" costs closer to $78/hr. Here's the complete calculation.

The Real Cost of a Worker

Most tradies think: "I pay my worker $35/hr, I'll charge $55/hr and make $20/hr profit." Wrong. The real cost is much higher.

Base Wage:        $35.00/hr\nSuper (11.5%):    +$4.03/hr\nWorkers Comp:     +$1.75/hr (varies by trade)\nAnnual Leave:     +$2.69/hr (4 wks รท 48 wks)\nSick Leave:       +$0.67/hr (10 days รท 48 wks)\nPublic Holidays:  +$0.77/hr (11 days รท 48 wks)\nTool Allowance:   +$1.50/hr\nVehicle/Travel:   +$3.00/hr\nโ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€\nTRUE COST:        $49.41/hr

Worker Classification: Employee vs Subcontractor

The ATO is cracking down on "sham contracting" โ€” calling someone a subcontractor when they're really an employee.

โš ๏ธ ATO Warning

If you pay someone hourly and provide their tools, they're probably an employee โ€” even if they have an ABN. The ATO uses a "multi-factor test" and the penalties are severe.

Productivity Factors โ€” Why 8 Hours โ‰  8 Billable Hours

No worker is productive every minute. Real productivity on-site:

Labour Cost by Trade (Melbourne, 2026)

Use our Contractor Rate Calculator to find your break-even rate and recommended charge-out rate.

Calculate Your Real Labour Rate

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