father: Jerry von der Hube - working-dog.eu
37kg or 81.5lbs
weight does not matter as long as height is standard. Some dogs have heavy bone and can weigh more, but look fine and lean. Other dogs with light/fine bone will be different. As long as dog is lean and fit - weight does not matter. Sometimes a dog with a heavy coat or big frame will look big, but really weigh quite little.