the process of collecting milk samples and recording milk weights. Sometimes called "test day".

the application to milk of a heat treatment of a lower intensity than pasteurization that aims at reducing the number of microorganisms. A general reduction of log 3–4 can be expected. Micro-organisms surviving will be heat-stressed and become more vulnerable to subsequent microbiological control measures. (Codex Alimentarius)

device/monitor a mechanical/electronic device that automatically monitors the interval between milkings. The time is expressed in hours plus minutes, and the device must display the starting and ending time of the previous milking.

cows are normally milked twice per day with records being labelled 2x; however, cows may be milked more frequently (3x, 4x, etc.).

method of ranking dairy breed sires based on an index combining pd milk, pd percentage and pd type.

milk that has a composition in transition between that of the colostrum (first milk) and whole milk.