APHA (2016) GB emerging threats quarterly report: cattle diseases, October to December 2015. www.gov. uk/government/uploads/system/uploads/attachment-data/file/507460/pub-survrep-c0415.pdf Accessed April 19, 2016
KIPP, S., SEGELKE, D., SCHIERENBECK, S., REINHARDT, F., REENTS, R. WURMSER, C. & OTHERS (2015) A new Holstein haplotype affecting calf survival. Interbull Bulletin 49