- Day Length – light stimulates chickens to lay eggs
- Breed – breed determines egg production
- Age – 30 weeks = peak production
- Feed – chickens require 38 nutrients to be productive egg layers
- Water – chickens need adequate clean water daily
- Illness & Parasites – illness, sickness, disease and parasites are all conditions that trigger birds to stop laying eggs
- Weather – affects the birds overall comfort
- Season (winter) – change in day light and length of day slows egg production
- Molt -natural loss and regeneration of feathers halts egg production for 8 weeks up to 6 months
- Stress – before mentioned reasons, change in routine, predator harassment, storms, bad management, adding new birds, etc. can all cause stress in birds and affect egg production
