I currently have 31 chickens (1 rooster, 5 hens, 6 cockerels, 19 pullets), 14 guineas, and 8 ducks (1 adult drake, and one confirmed month old drake). I let them free range for at least 8 hours per day as well as give them crumble feed and I am buying somewhere between 6-7 50 lbs bags of feed...