questions: asking about diarrhoea in cow having 13 day old calf. 
 answers: recommended to give c flox -tz @ 1 blous at a time twice daily, floraboost bolus @ 1 bolus at a time twice daily, fentas bolus 1.5 gram @ 1 bolus on first day and repeat on 21st day and include dry straw @ 1/4th part of whole diet. continue other feed supplement.