T30I

4 1/8% Index-linked Treasury Stock 2030 · GB0008932666

Real yield

0.75%

Impl. RPI growth

3.79%

Index ratio

1.00000

base RPI 135.10

Clean price

£342.350

Dirty price

£342.720

Accrued interest

£0.370

33 days

Market data as of 21 Aug 2026 · all figures assume a T+1 settlement.

Implied RPI growth against the curve

21 Aug 2026

Implied RPI growth is the spread between the nominal par curve and the real curve at the same maturity — the breakeven rate at which the two would pay the same.

Bond details

Ticker

T30I

ISIN

GB0008932666

Coupon

4.125

Issued

12 Jun 1992

Matures

22 Jul 2030

3.92 years

Next coupon

22 Jan 2027

Macaulay duration

3.64

Modified duration

3.62

T30I

Implied RPI growth against the curve

Bond details

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