Until you then go home and try and turn out in a match where it's 35c colder than where you've just been.
If it was about muscle strains they would play in the heated tent they've got
Are they claiming it's "warm weather training" again? Obviously it makes sense to practice in 32c when the you'll spend the coming weeks playing in Sheffield in -3c.
If they want a week on the beach, fair enough. The benefit of winning the cup tie is that extra couple of days