Average Golden Retriever Litter. They gain mass rather quickly and should grow 510 each week. You can also arrange an X-ray after 45 days of pregnancy which will give you a good indication.

Yet their litter size can vary between four to twelve puppies. You can also arrange an X-ray after 45 days of pregnancy which will give you a good indication. How many litters can a dog have.
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The best thing to do in preparation is to ask the vet to estimate litter size. Often this is the runt of the litter. An average litter consists of about five to six puppies though this number may vary widely based on the breed of dog. Its possible to get a dog that grows well beyond or under the average scope.