1. Green Technology, Natural Resources Institute Finland (Luke), Jokioinen, Finland
2. Faculty of Veterinary Medicine, University of Helsinki, Helsinki, Finland
3. Adipose Tissue and Milk Lipid Laboratory, Herbivore Research Unit, INRA-Theix, Saint-Genès-Champanelle, France
4. Institute of Biological, Environmental and Rural Sciences, Aberystwyth University, Aberystwyth, United Kingdom