Gilt Yields Soar to New Highs as Oil Prices Fuel Inflation Fears

UK government bond yields rose to new multi-year highs on Monday, driven by surging oil prices in response to a worsening supply situation in the Middle East. The 30-year gilt yield reached its highest level since March 1998, at 5.951%, while the 10-year and 5-year yields also set new highs since July 2007 and July 2008 respectively.

Investors are increasingly betting that the Bank of England will raise interest rates to combat inflationary pressures from rising oil prices. Sahil Mahtani, director of Ninety One's Investment Institute, said: 'The uncomfortable message from the gilt market is that this is being interpreted as a UK inflation story.'

The gilt market's reaction suggests that investors believe Britain faces greater inflation risks than its peers, despite being hit by similar global shocks. The moves also erode the buffer between existing budget plans and fiscal rules, which Finance Minister John Healey has pledged to uphold.