Coburn Holstein Calf Weigh Tape is designed to estimate the weight of calves up to approximately 12 weeks old. It is made of durable and stretch resistant Tyvek, a double thick material that will not rip, rot or mildew. It is used to help compare weight gain with averages, compute feed rations, calculate dosage of drugs and determine times for market and breeding. One side of the tape gives the scale in pounds and inches, while the opposite side measures in centimeters and kilograms. It comes with instructions and useful tips on feeding and raising Holstein dairy calves. This tape is 54 inches long and weighs up to 282 lbs. or 126 kgs. Packaged with header card.