It can be the chicks too. On occassion the chick itself has an issue absorbing proper nutes. Even tho you've supplied them. I saw fermented feed. That's awesome.
If the majority looks like they're thriving I would not adjust anything too drastically, maybe a couple just weren't going to make it? But... If they're dropping like flies past the 3-4 week mark I would look for a cause.
If the majority looks like they're thriving I would not adjust anything too drastically, maybe a couple just weren't going to make it? But... If they're dropping like flies past the 3-4 week mark I would look for a cause.