Articles

Beef Cattle

Information on disease treatment and prevention in beef cattle.

The major tick-borne disease of cattle in Australia is babesiosis, due to the protozoan parasites Babesia bovis and Babesia bigemina. The cattle tick, Boophilus microplus, is the only vector for babesiosis in Australia.

Anthrax in Animals
Anthrax has been recognised in Australia for over 150 years as a cause of sudden death in farm animals, particularly sheep and cattle.

Facial eczema is a type of sunburn (photosensitisation) affecting exposed areas of pale skin of sheep and cattle. It is caused by a poisonous substance called 'sporidesmin', which is produced on pasture plants by a fungus.

Preventing Calf Scours in Suckler Beef Enterprises

How to better manage calving herds to avoid loses due to calf scours, improve calf health and immunity to infection and how to limit the spread of scours during an outbreak.

Pregnancy Testing In Beef Cattle Herds
In any beef cattle enterprise, irrespective of the size of the herd, the continual identification and marking of unproductive stock is essential to maximise herd productivity.

Causes of Genetic Abnormalities in Cattle
Breeders may see various genetic abnormalities in cattle from time to time e.g. albinism, hairlessness, mulefoot and dwarfism. Usually they are harmful and we may want to eliminate them, but occasionally there can be some advantages.

After a continued period of wet weather there is usually an increase in the number of lame cows in a herd. Continued exposure of cows' feet to wet conditions leads to a softening of the hoof horn making it more susceptible to damage.

Lameness in Store Weaner Cattle

When recently purchased weaner cattle become lame there is a tendency to blame the hard floor surfaces of the saleyards through which they transited. However, lameness, like many diseases, is caused by multiple factors.

Bovine Virus Diarrhoea (BVD) and Mucosal Disease (MD) are caused by a pestivirus. There are a number of different strains of pestivirus, both aggressive and mild, but the mild strains are still an important factor in the development of MD.

Leptospirosis Vaccination

Leptospirosis is a common disease affecting people who work with cattle. Studies from New Zealand have shown that vaccination of herds against leptospirosis results in a subsequent reduction in the number of human cases of leptospirosis by 60%.

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