1. Institute of Animal Sciences, Georgikon Faculty, Hungarian University of Agriculture and Life Sciences, Deák Ferenc str. 16, H-8360 Keszthely, Hungary
2. Association of Hungarian Limousin and Blonde d’Aquitaine Breeders, Lőportár str. 16, H-1134 Budapest, Hungary
3. Hungarian Hereford, Angus and Galloway Breeders Association, Dénesmajor 2, H-7400 Kaposvár, Hungary
4. University of Szeged, Juhász Gyula Faculty of Education, Boldogasszony sgt 6, H-6725 Szeged, Hungary
5. Department of Animal Sciences, Faculty of Agricultural and Food Sciences, Széchenyi István University, Vár place 2, H-9200 Mosonmagyaróvár, Hungary