Probably is, The ones I have of an age to be laying are magpies and a buff and they're not as heavy layers and more sensitive, campbells and golden 300s are probably less likely to be interrupted in their rythm.
Ah, that would explain why my rescue ducks haven't laid me a thing. I assumed it was because they weren't comfortable enough in their surroundings, but I picked them up while they were moulting. I live in AZ and we still have long days and warm temps until december. Think I'll get any eggs this...