1 Institute of Genetics, Vetsuisse Faculty, University of Bern, 3001, Bern, Switzerland.
2 DermFocus, University of Bern, 3001, Bern, Switzerland.
3 Swiss Competence Center of Animal Breeding and Genetics, University of Bern, Bern University of Applied Sciences HAFL & Agroscope, 3001, Bern, Switzerland.