The NMR glossary provides brief definitions and explanations of terms and jargon used on our site.



Bacteria able to survive the pasteurisation process. Indicator of poor milk plant cleaning and/or poor milk cooling

Total Viable Count

A measure of all the bacteria in the milk both harmful and harmless and is a hygiene audit of milk production

Transient Infection

An animal meets an infection, makes antibodies to it and recovers with no permanent side effects. For example an animal could become infected by BVD after an outing; the animal mounts an immune response, produces antibodies then, by increasing its body temperature for a short period, recovers with no further symptoms. However the transient infection may have left the animal temporarily infertile, and if not quarantined could shed virus for a short period, potentially infecting other animals