(2015-07-30) Fegraeus, Kim Jäderkvist; Johansson, Lisa; Mäenpää, Minna; Mykkänen, Anna; Andersson, Lisa S.; Velie, Brandon D.; Andersson, Leif; Árnason, Thorvaldur; Lindgren, Gabriella; Swedish University of Agricultural Sciences - Fegraeus, Kim Jäderkvist; Swedish University of Agricultural Sciences - Johansson, Lisa; Suomen Hippos ry , Espoo , Finland* - Mäenpää, Minna; University of Helsinki - Mykkänen, Anna; Swedish University of Agricultural Sciences - Velie, Brandon D.; Uppsala University - Andersson, Leif; IHBC AB, Knubbo , Morgongåva , Sweden.* - Árnason, Thorvaldur; Swedish University of Agricultural Sciences - Lindgren, Gabriella