Ya know...
It's going to take me a while, to get used to the demeanor on this Thread !

I think there's a "little" spoofing (tongue in cheek) that may be occurring.
But, just in case someone was actually serous, I'd like to offer a conversion.
If I may make an assumption...
Surely the honorable members of the TAC wouldn't want our European Furfamilies to feel excluded in any way, so, I looked up the Kilogram Equivalents.
7 Lbs = 3.1 Kg (actually it's 3.17514659 Kg)
7.1 Lbs =
3.2 Kg (actually it's 3.220505827 Kg)