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Cost of a pound

What does £1 into my pension cost me?

Relief at your marginal rate, and the NI saved when it is sacrificed from pay.

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What you enter: salary · contribution a year so far · paid by salary sacrifice · scottish taxpayer.

Worked example

What does £1 into my pension cost me — an example

Inputs
Salary
£60,000
Contribution a year so far
£3,000
Paid by salary sacrifice
Yes
Scottish taxpayer
No
Result
Cost of the next £100 in the pot
£58
So each £1 costs
58p
Income tax relief
40%
NI saved
2%

How it is worked out. The fall in take-home pay when £100 more goes into the pension: relief at your marginal rate, plus NI when sacrificed.

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Not advice. Money Horizon is a planning indicator built on simplified rules. It does not know your full circumstances, cannot replace a regulated adviser, and its figures should not be relied on for any decision. It is not financial advice. Nothing you enter leaves your browser. Calculators use the 2026-27 rules; figures are estimates.