questions: asking about anestrus in cow having eight month calf. 
 answers: recommended to inject vitamin a injection @ 12 to 15 ml per week intramuscularly for 3 weeks , inject pgf2 alpha @ 5 mg i/mly, give germinated gram @ 200 gram per day for 10 to 14 adys and minerax forte powder @ 40 to 50 gram per day atleast for 15 days.