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UK Treasury Index-Linked Index-Linked 0.125% 2048 Gilt

Live yield & returns · Last updated 2026-05-31T17:09:53.966977+00:00 · Capital at risk

Yield to maturity

5.26%

Running yield

0.20%

Clean price

£62.96

Maturity

10 August 2048

The UK Treasury Index-Linked Index-Linked 0.125% 2048 is a index-linked gilt with a 0.125% coupon, maturing on 10 Aug 2048 — roughly 22.2 years from now. At the latest market price it is a long-dated (15+ years) holding currently trading below par (at a discount).

Based on a clean price of about £62.96 per £100 nominal, this gilt offers a running yield of 0.20% and a yield to maturity of 5.26%. The running yield reflects the income return from coupons alone, while the yield to maturity also accounts for the capital gain if you hold to redemption.

As an index-linked gilt, both its principal and coupon payments are uprated in line with inflation (RPI). The headline coupon is low because the inflation uplift is delivered separately — making this type of gilt suited to investors who want to protect real purchasing power rather than maximise nominal income.

Worked example: a £10,000.00 investment

Held to maturity, assuming 20% tax on coupon income (capital gains on gilts are tax-free):

Units purchased158
Amount invested£9,946.89
Total coupon income£624.59
Capital gain / loss£20,514.97
Total profit (gross)£21,139.55
Total profit (after tax)£21,014.64
Annualised return (gross)5.26%
Annualised return (net)9.51%

Estimates for illustration only. Not financial advice.

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Frequently asked questions

What is the yield on the UK Treasury Index-Linked Index-Linked 0.125% 2048 gilt?

Based on the latest market price, the UK Treasury Index-Linked Index-Linked 0.125% 2048 has a yield to maturity of 5.26% and a running (income) yield of 0.20%. Yields move daily with the gilt's market price.

When does the UK Treasury Index-Linked Index-Linked 0.125% 2048 gilt mature?

This gilt matures on 10 Aug 2048, approximately 22.2 years from today. At maturity holders receive the £100 nominal value per unit, uprated for inflation.

Are returns on the UK Treasury Index-Linked Index-Linked 0.125% 2048 taxed?

Capital gains on UK gilts are exempt from Capital Gains Tax. Coupon income is taxable as income, though it can be sheltered within an ISA or SIPP. This page shows both gross and after-tax figures.

How much would a £10,000 investment in the UK Treasury Index-Linked Index-Linked 0.125% 2048 return?

A £10,000 investment would buy approximately 158 units and, held to maturity, is projected to return a total profit of about £21,139.55 (gross). See the worked example on this page for the full breakdown.