Question:  query regarding   dog bite [ lactating cow is biten by arabid [ suspected } dog 
Answer:  told him to kept the dog in captivity  at least for 10 days  for detection og nagri body [ rabies virus ] observe the nature & site of bite on the body of the  cow which is beaten by dog , stop to eat the milk & go for laboratory test for detection of the viru antirabies vaccine [ post bite ] may require at 0,1 3,7,14,28 days