Plaid Cymru come fourth with 14% of the vote, with the Lib Dems taking 7% and the Greens 5%.
Only around half (47%) of 2019 Conservative voters are going to back the party again this year. Three in ten (29%) say they will instead vote for Reform UK, while another one in nine (11%) are now backing Labour.
One in five Plaid Cymru 2019 voters (21%) are likewise shifting their support to Labour. With other smaller losses to other parties, only 55% of those who voted Plaid Cymru at the last election are sticking with the party.
By contrast, Labour is holding on to 74% of its 2019 vote share.
What do you think about politics in Wales, the general election, and everything else? Have your say, join the YouGov panel, and get paid to share your thoughts. Sign up here
Photo: Getty
ncG1vNJzZmixn6q0sMKNnKZnrZtkvbC4yK2gnKtflr%2B1tcKlnKxnZG6Gc4KMoJynnaKWuW6xy56araGfo3pzfJFtZKWZkqTCs3nHqKOdq11ngbHAjKWcmpxdnrtuw8ClnKw%3D