I have a ex-battery white leghorn hen about 4,5 years old. She has a foot that never healed properly while at her former 'home' so she cant curl her toes and therefore walks with a limp. She had bumblefoot a couple times because of it.
Till a month ago she layed eggs almost every day, just not...
I'm from the Netherlands, but moved to Germany. In 2017 we ( my husband) got 4 chickens, 1 maran,1easteregger ( both 2 months old)and 2 isabrowns (both about 5 months old and laying)... didn't know a thing... one thing I encounterd the next day is that the agedifference was a real problem...