Here there is the first summary of the heights based on the data given by you.
Where it says "Number of Dogs" is the number of puppies participating on that age. By example, 11 male pup owners have given a height of 5 m/o, but there is only one 9 months old measured yet. This is important, because the average for 5 months old is more reliable than for 9 months old.
Anything with less than 5 participants should be considered as anecdotal, and this chart wont be thrust worthy with less than 20 participants by month age, excluding those too diverted from the given average.
1st post here, I'm a new owner of a showline GSD puppy and I recently noticed that his rear legs are very wobbly and point outwards. My breeder says it's normal and will grow out of it as it's a showline dog and this is the way they were bred but I have some concerns, the Vet didn't say...
Just out of curiosity I wanted to see how Marley compared to other pups at 5 month. He’s my 3rd gsd (all male) and my other two both ended up being bigger than the standard, but can’t remember them being this big at this age. Marley is 60lbs and just under 24 inches at the withers. He’s not...