Foot scald and footrot become much more common during prolonged spells of wet weather and they are not easy to deal with.
You know how uncomfortable it is when you have a stone in your shoe, or an infected toe-nail? Then you can imagine how painful it is for your horse or pony when he has an injured or infected foot.
Hypomagnesaemia is relatively common in cows in heavy lactation and on lush pasture (inadequate energy intake and low magnesium content).
Thirty years ago leptospirosis was one of the most common zoonoses in NZ with over 400 human cases a year, mainly in dairy farm workers. In recent years the widespread vaccination of pigs and dairy cattle has reduced the number of human cases to fewer than 100 a year. However there are still plenty of infected livestock on farms.