Home Library Milking Year Colostrum Cow Marking systems Tape – paddle test at the end of 4 days Marking systems Tape – paddle test at the end of 4 days Quizzes Marking systems Tape – paddle test at the end of 4 days MORE VIDEOS IN SECTION Marking systems Tape - How to tape a cows tail 3 minutes 7 seconds Marking systems - Tape system breakdown 5 minutes 46 seconds