Stands and walk normally • All feet placed with purpose
Stands with flat back, but arches when walks •Gait is slightly abnormal
Stands and walks with an arched back •Short strides with one or more legs. Cows having a Lameness Score > 2 •2.8 times more likely to have increased days to first service •15.6 times more likely to have more days open •9.0 times more likely to have increased Services/Conception •8.4 times more likely to be culled •5% Milk Loss! •After 1 month 4 time more likely to score a 4 or 5 than a 2 with no intervention!
Arched back standing and walking •One or more limbs favored but least partially weigh bearing •17% Milk Loss!
Arched back, refuses to bear weight on one limb •May refuse or have great difficulty moving from lying position •36% Milk Loss!
Estimation of milk losses will be as much as accurate as more significant is the percentual of scored animals.
Your sample group has more animals than what you informed as total animals on herd. Please review.