Long-Dated Gilt Yields Hit Multi-Year High Ahead of U.K. Elections

Long-dated UK government borrowing costs rose to their highest level since 1998 on Tuesday as investors priced in inflation pressure and political risk ahead of local elections.

Reuters reported that 30-year gilt yields climbed to the highest level since 1998, while the Wall Street Journal said the benchmark was around 5.79%. The move came as oil-price strength fed fresh inflation fears and traders also watched for political uncertainty before Thursday's local elections.

The Bank of England had already warned in its April 30 Monetary Policy Report that longer-term government bond yields had moved higher and that elevated energy prices were pushing up inflation. In earlier research, the Bank said rising term premia in long rates had been driven mainly by global geopolitical uncertainty and concerns about fiscal sustainability.

The latest selloff matters because long-dated gilt yields influence the government's borrowing costs and can quickly shape expectations around fiscal policy. The question now is whether yields stay near these multi-year highs through the election period or ease back as markets digest the move.