Long-term UK borrowing costs at 28-year high as rising oil prices trigger global bond rout – business live
Global bond markets are experiencing a sell-off, pushing long-term UK borrowing costs to a 28-year high, fueled by rising oil prices and inflation fears. Meanwhile, Shein shares tumbled after its Hong Kong debut.
Intelligence analysis by Gemini 2.5 Flash

A global bond rout is underway, driven by surging oil prices and persistent inflation concerns, leading to significantly higher borrowing costs for governments worldwide, including the UK. This economic pressure is compounded by factors like expansionary fiscal policies, increased competition for capital from the private sector, and a dip in UK manufacturing activity, despite a positi…
Imagine governments are like grown-ups who need to borrow money to pay for things like schools and hospitals. Right now, the 'interest rate' they have to pay back is getting really high, like when your friend charges you extra for borrowing their toy. This is happening because the price of oil, which makes everything more expensive, is going up, and people are worried that prices will keep rising. Also, big tech companies are borrowing lots of money too, making it even harder for governments to find cheap loans.
Analysis
Andy Burnham
Longer-dated gilt yields have surged, directly impacting the borrowing costs for Andy Burnham’s government. The yield on the 30-year gilt jumped to 5.88%, marking its highest level since March 1998. This increase signifies a higher interest rate the UK government must pay on its debt, reflecting investor concerns about the country's economic stability and fiscal management.
Economists like Thomas Pugh of RSM UK note that while global factors contribute to rising bond yields, the UK faces specific challenges. Investors perceive the UK as a riskier place for their cash, demanding a higher premium due to a combination of political risk, low growth, and persistent inflation. This makes it more expensive for the government to finance its budget deficit, which is projected to be close to 4% of GDP this year.
Brent crude
The global bond sell-off is significantly intensified by the rising price of Brent crude, which has climbed above $91 a barrel. This surge in oil prices directly fuels inflation fears, as higher energy costs typically translate into increased prices across various sectors of the economy. The article notes that Brent crude rose 1.7% to $92.1 a barrel, with US West Texas Intermediate also seeing a substantial increase.
Rising oil prices are a critical component of the current inflationary environment, eroding the purchasing power of a bond's fixed payments. Consequently, investors demand higher yields as compensation for the perceived risk of inflation remaining elevated. This dynamic creates a feedback loop where higher oil prices lead to higher inflation expectations, which in turn push bond yields even higher globally.
$500bn
Beyond government borrowing, the private sector is also contributing to the increased competition for capital, with AI firms alone expected to borrow approximately $500bn this year. This substantial demand for capital from the private sector, particularly from the rapidly expanding AI industry, adds pressure to global bond markets. For context, this figure is significantly higher than the UK government's projected borrowing of about $160bn for the same period.
This surge in private sector borrowing, driven by the need to fund large-scale infrastructure like data centers, is not seen as a temporary phenomenon. The increased competition for available capital from both public and private sectors is a fundamental factor pushing bond yields higher. This structural shift suggests that the era of near-zero interest rates and easy financing is firmly in the past, requiring a re-evaluation of fiscal and investment strategies.
Key points
- Long-term UK borrowing costs have reached a 28-year high, with the 30-year gilt yield hitting 5.88%.
- Global bond markets are experiencing a sell-off, driven by rising oil prices (Brent crude above $91 a barrel) and inflation fears.
- Economists attribute rising yields to global factors, but also UK-specific risks like political instability, low growth, and sticky inflation.
- Governments' continued high spending and budget deficits, alongside increased private sector borrowing (e.g., $500bn by AI firms), are increasing competition for capital.
- UK manufacturing activity slowed to a five-month low, but factory hiring saw its fastest pace in over two years, and optimism improved.
Despite the broader economic headwinds, the UK manufacturing sector shows some resilience, with hiring picking up to the fastest pace in over two years. This suggests an improving labor market within the industrial segment, and optimism about the year ahead has hit a six-month high, partly due to lower trade tensions.
The surge in long-term borrowing costs, coupled with persistent inflation fears and expansionary fiscal policies, poses significant risks to economic stability. The article highlights a 'credibility issue' regarding governments' ability to control inflation and deficits, potentially leading to financial and currency instability if current policies continue without correction.



