Comments and insights on the name Armistead: | Edit. Armistead is considered a VERY preppy name. It is more commonly used as a middle name. It is rarely used as a first name. I know a Armistead, it was his mothers maiden name. Personal experiences with the name Armistead: | Edit Share what you know! Nicknames for Armistead: | Edit Share what you know! Meanings and history of the name Armistead: | Edit
However, all this depends on the breed and each individual bull. Some breeds that are later maturing (typically Continentals), like Charolais, Simmental, Limousin or Salers, won't start showing puberty until they're around 12 to 16 months of age.
Effects Of Age on Scrotal Circumference: Bull age has the greatest effect on testicular development in young bulls from 6 to 36 months of age. There is rapid testicular growth in young bulls (6 through 16 months of age) and tremendous range in testes size for bulls of the same age within breed.ore specifically, puberty can be defined in bulls as the age at which the animal is first able to produce an ejaculate containing 50 million sperm with a minimum of 10% motility (capable of motion). It is related to age, body weight and testicle weight.