There's the possibity that she's got a busted toe, if it's just the one, and all other joints appear to be normal (sorta like my pinkie toe, which just dangles from not bein' healed properly ~'-)
It could be what has been suggested, and it could also be an infection ...
>>PECK HERE<< an introduction to the Anatomy of the Chicken (opens in a new window ~'-)
One more thing, in regard to waiting 'til you run out of feed? Better to get it a bit early, 'n start mixing it into what you have been using, progressively increasing the percentage of new feed. Same for cats/dogs/etc. Sudden changes can cause troubles.
It could be what has been suggested, and it could also be an infection ...
>>PECK HERE<< an introduction to the Anatomy of the Chicken (opens in a new window ~'-)
One more thing, in regard to waiting 'til you run out of feed? Better to get it a bit early, 'n start mixing it into what you have been using, progressively increasing the percentage of new feed. Same for cats/dogs/etc. Sudden changes can cause troubles.