I,d say at that age your doin too much with it..i,d personally quit the bike work and just give her a couple hours of free running excercise...as yet shes not fully developed so the biking will not help her joints very much..jmo..atb stabba
al half the bike work a little,thing is she gos potty if shes not out running on the bike,diggin, chewing,gets very bored to easy this bitch
"Give her two weeks"
Cheers, D.