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Josef Birk

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Josef Birk

Breeder code → JBT
Year Breeder Name Origin Laying OSBL
2022 JBT B422(JBT)22 = .22 - B650(GKT)21 ins EL12(MR)20sdi [some dr.c.] :
.21 - B68(GKT)20 ins B209701(LS)19sdi [1 dr.c.] :
.20 - B686(GKT)20sdi anbh M61(DSU)18 [20 dr.c.] :
No
2022 JBT B303(JBT)22 = Yes
2022 JBT B20(JBT)22 = No