The constituency breakdown of our projection shows Plaid Cymru winning at least three seats in four of their heartland constituencies, with the party winning four seats in Gwynedd Maldwyn.
In Casnewydd Islwyn, Clwyd, Fflint Wrecsam, and Sir Fynwy Torfaen, the party would pick up just one seat. Meanwhile, Reform UK would pick up two or three seats in each of these.
Reform UK would win at least two seats in every constituency, and would pick up a third in four constituencies.
Labour would pick up one seat in every constituency barring Bangor Conwy Môn, Brycheiniog Tawe Nedd, Ceredigion Penfro, Gwynedd Maldwyn and Sir Gaerfyrddin.
The Conservatives would gain two seats in Clwyd, as well as individual seats in five other constituencies.
The Greens would win five individual seats in South Wales, while the Lib Dems would win one seat in Brycheiniog Tawe Nedd.