Bradford Clayton Thunderbirds and Dudley Hill Diamonds are confirmed starters for the 2012 Women’s Rugby League competition.

The season will run from march to October, including a summer break, and they will be joined in the 17-strong competition by Keighley Cats and Brighouse Ladies.

The two Bradford clubs will also take part in the interim season, which runs from next weekend until November, when Brighouse only be playing friendlies.