Mr burgess,i have 2 x3yr olds ,10 x2yr olds ,13 yearlings ,and a few stock doos none of them been hard pushed in my opinion ,i have tried to work with a small number since coming back 4yr ago ,my feed is Sat,Sun,Mon,versa/laga All Round + 20% barley ---- Tues,Wed,Versa/laga All Round ----- Thur,Fri,Bucktons Super Racing , I feed this at a rate of 1 1/2oz per day per bird except thur+Friday they get all they eat , I treated for canker ,coccidiosis ,worms 2 month ago ,vaccinated Feb,so what do you think ,my doos look ok but just dont please on the handling .