Lifeline RESCUE Colostrum Replacer for Beef or Dairy Calves, 1.1lb (500g). LIFELINE Rescue replaces colostrum for newborn dairy and beef calves when maternal colostrum is unavailable or of poor quality. Rescue offers added nutritional support to calves experiencing stress by providing 150 grams of globulin protein, plus essential nutrients and energy needed for optimal health and performance. Thanks for looking and have a fine day.