Definition of lowâpressure. 1  1 : having, exerting, or operating under a relatively small pressure. 2  2 : easygoing.
Today some vets will spay/neuter at eight weeks of age, while other adhere to the old practice of six months of age. The average age at which pets are spayed or neutered is four months. Adolescent cats and dogs as young as five months can get pregnant.
Ready to Breed. The accepted guideline for breeders is that a dog should not be bred before her second heat season. In most breeds, this occurs between 1 and 2 years of age. Gestation takes 61 to 65 days from conception, so a typical midsize female dog could whelp her first litter around age 2.