UK CPI (Aug YY) 3.1% vs. Exp. 3.1% (Prev. 2.9%); Services CPI 3.4% (prev. 3.4%)

An in-line headline driven by fuel and airfares is the least informative configuration for the rates market: the Bank has long treated energy pass-through as a level effect rather than a signal of domestically generated pressure, so the policy-relevant content sits in the services line, which here held steady rather than accelerating. In past UK episodes of this composition, gilt and sterling reaction has tended to fade quickly when the upside is transport-led and services is unchanged, whereas the same headline beat with services rising has historically repriced the front end and pushed out easing expectations. The distinction worth drawing is between volatile components the MPC looks through and the services and wage nexus it has repeatedly identified as the persistence gauge. The follow-ons are the producer price detail flagged in the release, since factory-gate and input cost readings show how much crude pressure is still in the pipeline, and the next labour market print ahead of the subsequent MPC meeting. As a matched-expectations print, the calendar rather than the data now carries the repricing risk.