Difference between good layer and poor layer

Difference between good layer and poor layer

Characters	Good layer	Poor layer
Eye	Bright , prominent	Dull
Ear lobes	Bleached	Yellow
Shank	Bleached, thin and flat	Yellowish, round
Beak	Bleached	Yellow
Plumage	Dry ,old, brittle, soiled	New, bright
Time of moulting	late	Early
Vent	Bleached, large, oval and moist	Yellow, round, small