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Calculators

Practical Government employee and defence-pension estimators with visible formulas, assumptions and official-source notes.

Important: These calculators estimate arithmetic only. Your PPO, service record and applicable Government order control actual entitlement.

12 working calculators

How to use them safely

First identify the rule, category or rate that actually applies to you. Then use the relevant calculator to check the arithmetic. BenefitDesk calculators intentionally avoid deciding legal entitlement from incomplete information.