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Dairy farming is a class of agriculture ... and improving overall soil fertility and tilth characteristics. Most dairy farms in the United States are required to ...
Dairy products or milk products, also known as lacticinia, are food products made from (or containing) milk. [1] The most common dairy animals are cow, water buffalo, nanny goat, and ewe. Dairy products include common grocery store food around the world such as yogurt, cheese, milk and butter. [2] [3] A facility that produces dairy products is ...
Of the 9 million dairy cows in the U.S., approximately 90% of them are of the Holstein descent. [66] The top breed of dairy cow within Canada's national herd category is Holstein, taking up 93% of the dairy cow population, have a production rate of 10,257 kilograms (22,613 lb) of milk per cow that contains 3.9% butter fat and 3.2% protein [8]
Dairy cattle are those primarily raised for their milk as part of dairy farming. Breed Country of origin Average milk output per day [Note 1] Other Volume
Terminology differs between countries. In the United States, for example, an entire dairy farm is commonly called a "dairy".The building or farm area where milk is harvested from the cow is often called a "milking parlor" or "parlor", except in the case of smaller dairies, where cows are often put on pasture, and usually milked in "stanchion barns".
The Holstein-Friesian is the breed of dairy cow most common in the UK, Europe and the United States. It has been bred selectively to produce the highest yields of milk of any cow. The average in the UK is around 22 litres per day. [102] [103] Dairy is a large industry worldwide.
In the mid-twentieth century, intensive selective breeding for dairy characteristics and excessive inbreeding led to a loss of genetic diversity, and also to an increase in transmissible genetic defects such as the recessive factors for bovine progressive degenerative myeloencephalopathy ("weaver disease") and spinal muscular atrophy, both of ...
A 1993 Hoard's Dairyman survey reported 29.2% of surveyed US dairy farms had adopted this system of feeding dairy cows. A 1991 Illinois dairy survey found 26% of Illinois dairy farmers used TMR rations with 300 kg more milk per cow compared to other feeding systems. [23]