Velvetleaf is a pest that affects crops, seen in fodder beet and maize crops nationwide. This weed can live on farms for up to 50 years and withstands digestion and silage methods.

Yellow bristle grass (YBG) is a pest plant harmful to pastures. This fast-spreading weed lowers pasture quality as cows avoid eating it. YBG spreads mainly through its seeds, which can move via dung, water, animals, or contamination in hay and maize.

Clover root weevil (CRW) is a pest that affects clover, a vital plant in many pastures. This weevil, first detected in Waikato and Auckland in 1996, can be found year-round but is most plentiful in summer.

Black beetle is a pest found in warm regions of the upper North Island, especially on light or peat soils. They can cause significant pasture damage.

Teat spraying is a method to prevent mastitis in cows, focusing on the correct coverage and preparation of the teat spray solution. If not done properly, it can be wasteful and ineffective.

Endometritis is a bacterial inflammation in the uterus that often occurs after calving. Around 25% of cows have this condition before mating starts.