According to Animals Australia, the natural lifespan of a dairy cow is approximately 20 years. The average lifespan of a beef cow is 15 to 20 months. More »

Once pregnant, a cow gives birth to a calf in nine months. The average cow has its first calf at around two years of age. More »

A cow carries a calf for nine months, according to the Environmental Protection Agency. Females sexually mature at 15 months and are bred to optimally deliver their first calf at two years of age. After a brief two- to t... More »

The average lifespan of a horse is currently 25 to 33 years. The average horse lifespan has been steadily increasing as advances in care and medicine keep them healthy longer. Many horses today live healthy lives into th... More »

www.reference.com Pets & Animals Mammals Barnyard Mammals

According to the Society for the Protection of Cruelty to Animals, the lifespan for most types of pigs is five to 10 years. However, this varies among breeds, and some pigs live up to 25 years. More »

The average lifespan of a horse is between 20-30 years. This range differs for each horse and depends on varying factors, such as breed, lifestyle and environment. More »

A goat will generally live for 10 to 12 years. Male goats, or bucks, tend to have shorter life spans than female goats, or does, and wethers. This is partly caused by the stress involved with going into rut yearly. Some ... More »