Aarhus University (AU) has five faculties – Faculty of Arts, Faculty of Natural Sciences, Faculty of Technical Sciences, Faculty of Health Sciences and School of Business & Social Sciences. The five faculties cover the entire research spectrum – basic research, applied research, strategic research and research based advice to the authorities. AU has 38,000 students; about 1800 PhD students – of which one in four has a foreign nationality – and close to 1,000 postdoctoral scholars together with 10700 employees. As such, internationalisation is a key part of AU’s mission and it continuously works to strengthen the international profile of the University. AU has participated in 278 FP7 and 363 H2020 projects – 21 and 35, respectively, as coordinator – and has hosted/is currently hosting 61 ERC projects. AU has state-of-the-art barn facilities for animal experiments and laboratories for chemical and nutritional characterization of feed and digesta. AU has specialized equipment to quantify enteric methane from ruminants as well as description of rumen microbiome.