I can only give my experience with the Bedale. I am a 42 chest and ordered a size 40. It is roomy enough for moderate layering. The 42 was just too big and the 38 left no room for much beyond a shirt underneath.
I’d guess the 34 would be best.
I have no experience with the Ashby.
I’d guess the 34 would be best.
I have no experience with the Ashby.