Rubbish Check
Guardian Business · 8 September 2026
source“UK government pays highest interest rate on 30-year bond since 1998”
R2/ 10
Lightly altered
Rubbish Rating — 1 = base fact, 10 = pure rubbish
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In short
Rubbish Talk rates Guardian Business's claim that the UK "pays highest interest rate on 30-year bond since 1998" a 2/10 because the figure, 5.82% on a £4bn auction, is the DMO's own recorded rate since the debt agency's 1998 founding, reported without embellishment.
The Verdict
Lightly altered. The headline states a precise, sourced number and lets it stand on its own, which is exactly what a clean headline should do. The one thing it leaves for the body rather than the headline is that this is part of a global bond market sell-off that has driven up yields on government borrowing across the main markets, not a uniquely British failure, so a reader skimming only the headline could wrongly assume this is a purely domestic story.
What actually happened
The Treasury sold £4bn of 30-year debt at a yield of 5.82%, the highest rate paid since the Debt Management Office was set up. The sale landed during a broader global bond sell-off and alongside a separate warning from the Bank of England governor about oil-driven inflation risk.
Key facts
- The Treasury paid 5.82% to borrow £4bn in the 30-year gilt auction.
- That was the highest rate since the Debt Management Office, which is responsible for financing government borrowing, was established in 1998.
- The rise echoes a global bond market sell-off that has driven up yields, or interest rates, on government borrowing across the main markets, meaning the UK is not moving alone.
- Higher interest rates on government borrowing are expected to wipe out at least half of the £24bn headroom that Healey's predecessor, Rachel Reeves, built up at her spring forecast in March, once the OBR updates its forecast before the 28 October budget.
- UK mortgage rates were about three-quarters of a percent higher than at the point when the conflict broke out, which Bailey called "the largest increase in mortgage rates in the G7" bar possibly Japan.
What to watch for
- The OBR's 28 October forecast will show exactly how much of Reeves's £24bn fiscal headroom survives; that number, not this single auction, is the real fiscal story.
- The Bank's MPC meets next week; watch whether Megan Greene's rate-rise dissent gains support if oil-driven inflation persists.
- Track whether coverage later frames this yield spike as a UK-specific credibility problem versus the global sell-off the article itself cites.
About this scoreThe R-Score is Rubbish Talk's editorial opinion on how far a headline's framing sits from what the underlying facts support. It is a judgement about presentation and emphasis, not an allegation that any outlet has acted dishonestly. Every figure we rely on is linked under Receipts so you can check it yourself.
