Is there any relation betwen jersey cow milk and filaria?

One of the major proteins in cow’s milk is casein, the predominant variety of which is called beta-casein. In older breeds of cows, such as Jersey, Asian and African cows (called A2 cows), the beta-casein contains an amino acid called proline. In newer breeds of cows like Holstein (A1 cows), however, the proline has mutated into an amino acid called histidine. read more

A breed society, the American Jersey Cattle Club, was formed in 1868. In the USA, a distinction is sometimes made between the "American Jersey", which is comparatively coarse and large and has been selectively bred mainly for milk yield, and the original or "Island" type;: 212 the latter may also be called "Miniature Jersey". read more