selection

Howdy! So recently I have grown interested In managing the flock by hatching eggs every time a birds dies. replenishing the flock. Basically a giant family/life cycle. Obsiosly trying each time to select the birds expressing traits I like. Anyone tried this? What was your experience?

The time has come to reduce my flock from 12 three-month old black australorp pullets to the 6-7 I want to keep for egg production. Any tips on how to select the best to keep? Probably not relevant, but the chosen ones will be integrated with the three 2-3 year old remaining hens from the...