It is not that attempting much is a mistake: there were serious problems to be addressed and a lot needed to be done. But in so doing, there was always a pretty good chance that the compounding effects of multiple reforms would contain some unexpected and unintended consequences.
UK breakeven inflation is structurally higher as it is linked to the UK Retail Prices Index rather than the Consumer Price Index. Source: Bloomberg  The other element of the lift in yields is the bringing forward of the timing of the expected increases in policy interest rates.