When bird flu shows up in an area, the only way to stop it is to cull the entire flock. Broiler chickens go from hatch -> slaughter in as little as 8 or 9 weeks

When bird flu shows up in an area, the only way to stop it is to cull the entire flock. Broiler chickens go from hatch -> slaughter in as little as 8 or 9 weeks. Hens need closer to 5 months before they start laying eggs. It just takes longer for the stores of hens to be replenished.