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1 Departamento de Ciências Veterinárias, Universidade de Trás-os-Montes e Alto Douro, Quinta de Prados, 5000-801 Vila Real, Portugal. Electronic address: jsimoes@utad.pt.
2 Global Academy of Agriculture and Food Security, The Royal (Dick) School of Veterinary Studies and The Roslin Institute, The University of Edinburgh, Easter Bush Campus, Midlothian EH25 9RG, United Kingdom.
3 Newcastle Univ, School of Natural & Environmental Sciences, Newcastle Upon Tyne NE1 7RU, UK.
4 Toulouse School of Economics, INRAE, University of Toulouse I Capitole, 1 place de l'Université, 31080 Toulouse Cedex 6, France.
5 Spanish Natl Inst Agr & Food Res & Technol INIA, Dept Anim Reprod, Madrid 28040, Spain.
6 UMR Physiologie de la Reproduction et des Comportements, INRAE, CNRS, IFCE, Université de Tours, 37380 Nouzilly, France; World Association of Animal Production (WAAP), Via Tomassetti, 3, 00161 Roma, Italy.
1 Departamento de Ciências Veterinárias, Universidade de Trás-os-Montes e Alto Douro, Quinta de Prados, 5000-801 Vila Real, Portugal. Electronic address: jsimoes@utad.pt.
2 Global Academy of Agriculture and Food Security, The Royal (Dick) School of Veterinary Studies and The Roslin Institute, The University of Edinburgh, Easter Bush Campus, Midlothian EH25 9RG, United Kingdom.
3 Newcastle Univ, School of Natural & Environmental Sciences, Newcastle Upon Tyne NE1 7RU, UK.
4 Toulouse School of Economics, INRAE, University of Toulouse I Capitole, 1 place de l'Université, 31080 Toulouse Cedex 6, France.
5 Spanish Natl Inst Agr & Food Res & Technol INIA, Dept Anim Reprod, Madrid 28040, Spain.
6 UMR Physiologie de la Reproduction et des Comportements, INRAE, CNRS, IFCE, Université de Tours, 37380 Nouzilly, France; World Association of Animal Production (WAAP), Via Tomassetti, 3, 00161 Roma, Italy.