I haven't followed a specific meal rotation for them, so if that is the issue, then I would need to just research what to feed them during the cold weather. The oyster shells, greens, and mealworms are always eaten.
I live in the midwest and it's getting close to 0 degrees at night and barely above 20 in the day. I have noticed that the food intake has decreased. They get fed spinach, kale, oats, wheat, corn, oyster shells, bananas, and mealworms daily. From day to day, the amount of grain that they eat...