light breeding in my jrt

[borderbitch 24]

hello all im in need of some advive infomation, my jrt bitch what ive had lined she was lined on her 11th 12th 13th day of her heat which was the 3rd 4th and 5th of dec, im sure she had stoped bleeding from her heat but last nyt i noticed a bit light blood and the same today? could this be because of her heat or her mating, the dog i used was the same size and like a sed sucesfuly tyed 3 times, does the bleeding mean shes just not taken and passn out her eggs? any help info will be much appriched thanks mick