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.
In a purebred herd, use the same sire for the second breeding. Sows can be bred in the post weaning heat if pigs are weaned at 2 weeks of age or older and the sow is not in too thin a condition. Boars should be approximately seven to eight months old before being used in a breeding herd.The boar is considered to be mature at 15 months of age or older. The suggested maximum number of services per boar are listed in Table 1.ows can be bred in the post weaning heat if pigs are weaned at 2 weeks of age or older and the sow is not in too thin a condition. Boars should be approximately seven to eight months old before being used in a breeding herd.