18-24 months
A Dog needs to be in her second heat to start breeding, roughly around 1 year old. You can breed a dog in her first heat but then you are looking at possible medical problems for the mother or her puppies or even a false pregnancy. This is a subjective question that really depends on the breed. Large breeds need to be at least, 3 years old while smaller breeds should be around 2 years old. The age is a s … erious consideration because the younger the animal the less developed their body systems and bones are. Allowing a 6 or 8 month old puppy breed is the equivalent of an 10 or 11 year old girl having a baby. This is a subjective question that really depends on the breed. Large breeds need to be at least, 3 years old while smaller breeds should be around 2 years old. The age is a serious consideration because the younger the animal the less developed their body systems and bones are. A female cat should be allowed to attain her adult size before breeding. If bred early, she will put her energy into feeding the unborn/newborn kittens instead of finishing her growth. She will be 18-24 months old before she is ready for breeding. A male should be 18 months of age prior to being allowed to breed. This allows time to determine if he is healthy and suitable A Dog needs to be in her second heat to start breeding, roughly around 1 year old. You can breed a dog in her first heat but then you are looking at possible medical pro … blems for the mother or her puppies or even a false pregnancy. Breeding Dogs: The Tie. Male dogs can start to have sperm at seven months old, but ten months is more common. Young dogs do not have quality sperm. Almost all dogs will have sperm by one year.
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how old should a dog be to start breeding