Performance Data
Egg Production Age at 50 % production 140 - 150 days
Peak production 90 - 92 %
Eggs per Hen Housed
in 12 months of lay 295 - 305
in 14 months of lay 330 - 335
Eggs Mass per Hen Housed
in 12 months of lay 18.8 - 22.0 kg
in 14 months of lay 21.0 - 22.0 kg
Average Egg Weight
in 12 months of lay 63.5 - 64.5 kg
in 14 months of lay 64.0 - 65.0 kg
Egg Caracteristics Shell colour uniform brown
Shell breaking strength > 35 Newton
Feed Consumption 1st - 20th weeks 7.5 - 7.9 kg
Production 115 - 125 g/day
Feed conversion 2.1 - 2.2 kg/kg Egg mass
Body Weight at 20 weeks 1.6 - 1.7 kg
at end of production 1.9 - 2.1 kg
Liveability Rearing 97 - 98 %
Laying period 94 - 96 %
转自http://www.ltz.de/html/index_77_gb.html