I'd guess 5-7 lbs. But, nothing is written in stone with these babes. If it was, Gracie (2.3 lbs at 8 weeks) would be almost 7 lbs and Rebel (2.3 lbs at
6 weeks) would be at least 6 lbs. On the contrary, Gracie weighs about 5 1/2 - 5 3/4 and Rebels is a solid 4 1/2 lbs.