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7

LOHMANN TIERZUCHT

MANAGEMENT GUIDE

7

Egg Production

Age at 50% production

Peak production

140–150 days

93–95%

Eggs per Hen Housed

in 72 weeks of age

in 80 weeks of age

in 95 weeks of age

320

360

430

Eggs Mass per Hen Housed

in 72 weeks of age

in 80 weeks of age

in 95 weeks of age

20.44 kg

23.23 kg

28.02 kg

Average Egg Weight

in 72 weeks of age

in 80 weeks of age

in 95 weeks of age

63.9 g

64.4 g

65.2 g

Egg Characteristics

Shell colour

Shell breaking strength

attractive brown

>40 Newton

Feed Consumption

1

st

–20

th

week

Production

Feed conversion

7.4–7.8kg

110–120g/day

2.0–2.1kg/kg egg mass

Body Weight

at 20 weeks

at the end of production

1.64 kg

2.06kg

Liveability

Rearing

Laying period

97–98%

92–94%

PERFORMANCE DATA

LOHMANN BROWN-CLASSIC Layer