Written Question·Department for Transport·UIN 14228

Calder Valley Line: Rolling Stock

Tabled: 29 June 2026
Answered: 10 July 2026

Question

Josh Fenton-Glynn

LabourCalder Valley

To ask the Secretary of State for Transport, how the rate of short formed services on the Calder Valley line compares with the network average.

Answer

Keir Mather
The Department for Transport does not typically hold data on short formations by route. The Short Formations metric which is reported as a Key Performance Indicator is calculated by comparing the capacity operated against a benchmark level of planned capa...

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