A ton of function and longevity here. To start off the 177U is from a cow DDA Hana 940 that had 18 calves with no twins here at DDA. We are using her last two calves that were born here. The mother to DDA Back to the Future 24A is a young cow that has had 5 calves, her mother DDA Ginny 458 had 16 calves and mother to 604 had 11 calves.