Based on the weights I've seen posted, Max isn't a GSD, he's a moose wink
He's been steadily following a formula: #months x 10 + 10 = weight.
So he was 60 lbs at 5 mo, 70 lbs at 6 mo. He's due for a weigh-in but he'll probably hit 80 or close to it.

Max - GSD 10/5/10