Mel DeJarnette, Dr. Kristina McDonald, Dr. David Brown, and Dr. Tony Good Select Sires, USA We empathize with NZ dairy producers and the industry as they find their way forward and work through herd depopulations in attempts to eradicate Mycoplasma bovis. In a number of media posts there are implications that germplasm may be involved in the transmission. There are many more theories than facts being shared and with social media, those do not stop at the NZ shoreline. Many of you may have questions, or may be asked questions about Mycoplasma bovis. What follows is a brief white paper, so to speak, highlighting Select Sires’ experiences and research related to mycoplasma in bovine semen.