South Western Railway (SWR) services have seen a nearly 25% increase in trains operating with fewer carriages than scheduled during the first year of its re-nationalization, according to official data. In the 12 months following the line's return to public ownership in May, 6,191 services ran short-formed, compared to 5,017 in the year prior.

This surge means potentially thousands of passengers have faced increased crowding during peak travel times. The figures have drawn criticism from the Conservative Party, which has labeled it the "reality of Labour’s ideological obsessions."

"This is the reality of Labour’s ideological obsessions: a worse service for passengers with more being rammed onto smaller trains," said Richard Holden, the Conservatives' shadow transport secretary. "Labour’s answer to every problem is increased state-control. It doesn’t drive up performance - it drives up costs for taxpayers and leaves passengers paying more for less."

In the month immediately preceding SWR's re-nationalization, 677 services were short-formed. This number rose to 1,026 in the month of re-nationalization and was 848 the following month.

Performance Concerns

This development follows recent revelations that the proportion of SWR trains arriving a minute or more late had increased to 46% from 34% after the line returned to public ownership. In June, Transport Secretary Heidi Alexander acknowledged in Parliament that SWR's performance "has not been up to scratch" and could not guarantee ticket prices would decrease amid passenger complaints.

Labour's broader commitment includes re-nationalizing all of Britain's private train companies into a state-run entity named Great British Railways (GBR). This objective aligns with demands from the party's trade union backers, who advocate for greater public ownership across various sectors, including transport, utilities, and housing.

GBR-liveried trains are now operating on the rail network, including on the SWR lines. Several other operators, such as Greater Anglia, c2c, West Midlands Trains, Thameslink, Southern, West Midlands Railway, and Great Northern, have also been brought back under public ownership. CrossCountry is slated to be the final operator, with its transition to public ownership expected in Autumn 2027.

A Department for Transport spokesperson stated that passengers expect adequate space and that the department understands the frustration caused by trains operating with fewer carriages. The spokesperson also noted that "before public ownership, the number of SWR trains which were shorter than planned was rising due to its ageing fleet." The department asserted that "public ownership has fixed that - unlocking the rollout of 53 new Arterio trains, with the number of short trains down by 26% year-on-year."