In England and Wales it is called Year 6 and the pupils are usually 10 to 11 years old. Often it is the seventh year of school; the years being called Reception, Year 1, Year 2, Year 3, Year 4, Year 5 and Year 6.
Quick Answer. 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.
This is my specialty. Cows and cattle have been a part of my life since before I can remember, and it reflects in how this topic is something I am very knowledgeable in. Cows, which are mature female bovines, can live for as long as 2 to 30 years. The average is 15 years for all cows, regardless of breed. On occasion up to 25 years. Normal would be about 15 years.   P â¦ art Answer   My wife works on a dairy farm   they have at least one cow of 15 years of age that   is producing milk, She is milked twice daily.