The certification mark, as used by persons authorized by the certifier, certifies or is intended to certify that the goods provided or the goods being bred have steers and heifers in the same calf crop that are sired by registered Red Angus bulls averaging in the top 50 percent of the breed for the HerdBuilder index or registered Santa Gertrudis bulls averaging in the top half of the breed for maternal and growth traits; breed percentages on qualified cattle will range from 25 percent to 75 percent Red Angus and 25 percent to 75 percent Santa Gertrudis, with a small allowance for other breeds; most qualified cattle will be red; however, color is not an exclusionary requirement; groups of cattle do not need to be fully red hided to qualify; dams of qualifiable calves must contain at least 50 percent of the reciprocal breed, meaning 50 percent or more Santa Gertrudis when the calves are sired by Red Angus sires, or 50 percent or more Red Angus when calves are sired by Santa Gertrudis bulls; to verify dam side genetics, qualifiable herds will sign a verification form stating that at least 50 percent of the genetic makeup of the dams of calves to be qualified is from the reciprocal breed.