not for bassets per say but there is a general growth chart in Growth of lArge and Giant breed puppies by royal canin on page 10
a 3 month old large breed is about 30% adult weight the wolud put besi at 68 lbs large for a female but not unusually so.
a 3 month old large breed is about 30% adult weight the wolud put besi at 68 lbs large for a female but not unusually so.