1. Animal Breeding and Genomics Wageningen Univ. & Research Postbox 338, 6700AH Wageningen The Netherlands
2. Dep. of Crop Sciences, Division of Plant Breeding Methodology Univ. of Göttingen Göttingen 37075 Germany
3. Dep. of Animal Sciences, Animal Breeding and Genetics Group Univ. of Göttingen Göttingen 37075 Germany
4. Center for Integrated Breeding Research Univ. of Göttingen Göttingen 37075 Germany
5. RD‐SBCE‐BTA, KWS SAAT SE & Co. KGaA Grimsehlstr. 31 Einbeck 37574 Germany