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Hybrid Bulls

           Commercial Females                                   Ranchers’ Guide to EPDs

                                                               HB ...... HerdBuilder Index – Need bulls for developing a profi table
           25                                                  cowherd and maximizing the value of marketed progeny? Select a bull
           25  Red Angus Commercial Replacement
                   Heifers                                     with a high HB value.
                    _______________________________            GM ...... GridMaster Index – If you market all of your calf crop and want
                                                               to increase the value of that calf crop, select a bull with a high GM value
                    _______________________________            to maximize your profi t.
                                                               CED ..... Calving Ease Direct – Breeding Heifers? Select bulls with
           6       Bred Commercial Red Angus Heifers           a high CED to increase the probability that the heifers will calve
                   from Tofte Ranch                            unassisted.

                    _______________________________            BW...... Birth Weight – Predicts differences in birth weight. BW is
                                                               included in the CED EPD, so simplify your decisions by selecting bulls
                    _______________________________            based on CED instead of BW.

                                                               WW ..... Weaning Weight and YW ....Y earling Weight – Predicts
           10                                                  differences in weight at weaning and yearling. While selection based on
           10  Bred Commercial Red Angus Heifers
                   from Ledahl Ranch                           these growth measures can increase your payweight, be cautious what
                                                               the bull’s other EPDs are.
                                                               Milk .... Milk – Predicts differences in weaning weight of daughter’s
                    _______________________________            progeny due to milk production.

                                                               ME ...... Maintenance Energy – Selecting bulls with a lower ME EPD will
           5       Red Angus Yearling Heifers from the         decrease the amount of feed his daughters will require to maintain body
                   Drawbond Ranch                              weight.

                    _______________________________            HPG..... Heifer Pregnancy – Retaining heifers? Select bulls with a high
                                                               HPG to increase the percentage of exposures that result in a calving
                    _______________________________            observation.
                                                               CEM .... Calving Ease Maternal – Another number to pay attention to if
           5       Red Angus Yearling Heifers from the         you are retaining heifers. Selecting bulls with a high CEM will increase
                   Guenther Ranch                              the probability of those daughters calving unassisted.
                    _______________________________            STAY.... Stayability – The most important trait if your goal is developing
                                                               cows that stay productive, thus increasing your profi tability. Bulls
                    _______________________________            that have a high Stay EPD are expected to sire daughters that remain
                                                               productive in the herd until at least 6 years of age.
           5       Red Angus Yearling Heifers from the         MARB .. Marbling Score – Select bulls with high MARB EPD to increase
                   Schilke Ranch                               the number of progeny that grade Choice or Prime.

                    _______________________________            YG ...... Yield Grade – Marketing calves on a grid? Placing selection
                                                               pressure on YG EPD will decrease the number of YG discounts on grid-
                    _______________________________            marketed progeny.
                                                               CW...... Carcasss Weight – Selecting bulls with a high CW EPD will
           5       Red Angus Yearling Heifers from the         increase the weight of the hanging carcass, which directly impacts
                   Ledahl Ranch                                revenue.

                    _______________________________            REA ..... Rib Eye Area – Need to add muscle? Select bulls with a high
                                                               REA EPD to increase rib eye area, which favorably increases Yield
                    _______________________________            Grade.
                                                               FAT ..... Backfat – Need to reduce waste in carcasses? Select bulls with a
                                                               low FAT EPD to reduce backfat, which favorably increases Yield Grade.
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