¹Centre for Animal Nutrition and Welfare, University of Veterinary Medicine, Vienna, Veterinaerplatz 1, Vienna 1210, Austria

²Christian Doppler Laboratory for Innovative Gut Health Concepts of Livestock, Veterinaerplatz 1, Vienna 1210, Austria

³Institute of Animal Science, University of Bonn, Katzenburgweg 7-9, Bonn 53115, Germany

⁴Institute of Physiology and Pathophysiology, University of Veterinary Medicine, Vienna, Veterinaerplatz 1, Vienna 1210, Austria

⁵Department of Agricultural Sciences, BOKU University, Institute of Bioanalytics and Agro-Metabolomics, Konrad-Lorenz-Str. 20, Tulln 3430, Austria

⁶Biocenter, Institute of Bioinformatics, Medical University of Innsbruck, Innrain 80-82, Innsbruck 6020, Austria

⁷Institute of Animal Science, University of Hohenheim, Fruwirthstraße 35, Stuttgart 70599, Germany

⁸DSM-Firmenich, Animal Nutrition & Health R&D Center Tulln, Tulln an Der Donau 3430, Austria