The adult weight of a black-backed dog varies depending on a variety of factors, such as breed, genetics, nutrition and living environment.

Generally speaking, the weight of an adult male black-backed dog is between 30 and 40 kilograms, while the weight of an adult female black-backed dog is between 30 and 40 kilograms. The weight of the dog is between 22 and 32 kilograms. But please note that this is only a rough range, and the specific weight will also be affected by factors such as individual differences and feeding conditions.