Australian Shift and Penalty Rates Calculator
See what you could take home after tax, Medicare and HECS/HELP, based on your hourly rate, roster and penalty loadings.
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Your figures
Your hourly rate
Enter your base hourly rate and any casual loading.
Your base hourly rate before penalty or casual loading. If you are not sure, check the Fair Work pay calculator.
Enter your hours and penalty loadings for each shift type.
Hours in a typical week, split by shift type. Loading is the percentage paid on top of your base rate. Enter 25 for a 25% loading, not 125.
Loadings start at common figures, not any particular award. Your award or agreement decides what counts as evening or night, so enter hours the way your payslip splits them and edit the loadings to match.
Weeks worked, HECS/HELP, the tax-free threshold and hospital cover.
Estimates only, not financial advice. Penalty rates and casual loading vary by award and agreement, and some awards apply casual loading differently on penalty shifts. Check your exact rates on the Fair Work pay calculator before relying on a figure.
Your result
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Frequently asked questions
How does the shift and penalty rates calculator work?
Enter your base hourly rate and a typical week of shifts (ordinary, evening, night, Saturday, Sunday, public holiday), with the hours and penalty loading for each. Evening and night are separate lines, so each can have its own hours and loading. The calculator works out your weekly and annual gross pay, then runs it through the same ATO tax engine as the calx.io pay calculator. Your take-home figure includes tax, the Medicare levy, HECS/HELP and super.
What penalty rates should I enter for my shifts?
Whatever your award or agreement says. Loadings vary a lot: many awards pay 25% to 50% extra on Saturdays, 50% to 100% on Sundays, and 150% or more on public holidays, but yours may be different. A loading is the percentage paid on top of your base rate, so enter 25 for a 25% loading, not 125. The defaults are common starting points only, not any particular award. What counts as evening or night also depends on your award or agreement. Look up your classification on the Fair Work pay calculator (PACT) and type those loadings in.
How is casual loading worked out on penalty rates?
Turn on the casual toggle and your casual loading (usually 25%) is added on top of the base rate for every shift, added to the penalty percentage. That additive approach matches most modern awards. A few calculate casual penalty rates differently, so check your award if the cents matter.
Why is my take-home hourly rate so much lower than my penalty rate?
Tax is worked out on your whole annual income, so penalty shifts can push you into a higher marginal tax rate. The calculator shows your true after-tax hourly rate across your whole roster. That is the honest number to compare against a salaried job offer.
Can I use it for part-year work or a second job?
Yes. Set the weeks you work per year if you do not work all 52. If this is a second job, switch off the tax-free threshold toggle so the withholding reflects it. Employer super is calculated on top of your gross pay, and casuals earn it too.