It is basically gastro colic reflux.babies use to pass motion sometime immediately after breast feed .that too in very small amount and like pichkari so don't worry its natural in breast feeding.sometime they even don't pass for 3_4days all is well .
Next Steps
if you have any query regarding improper feeding less milk out put or any other you can contact me online ..
Health Tips
don't add on any powder milk or any other milk substitute
just continue exclusive breast feed