Expected healthy weight increment for Rottweilers:
3 months – weight 14 to 17 kg (31 – 38 lbs)
4 months – weight 17 to 23 kg (38 – 51 lbs)
5 months – weight 24 to 31 kg (53 – 68 lbs)
6 months – weight 30 to 35 kg (66 – 77 lbs)
7 months – weight 34 to 40 kg (75 – 88 lbs)
9 months – weight 36 to 46 kg (79 – 101 lbs)
10 months – weight 36 to 50 kg (79 – 110 lbs)
11 months – weight 38 to 50 kg (84 – 110 lbs)
13 months – weight 40 to 50 kg (89 – 110 lbs)