Beef-on-dairy or replacement heifers? Taking a systems approach to breeding decisions
Nevil Speer
Industry Consultant
Very few breeding decisions have carried as much financial weight as they do today. With beef-on-dairy calves bringing as much as $1,000 to $1,500 (or more) per head in some cases, producers are re-evaluating how many cows truly need to be bred for replacements versus beef-on-dairy.
Watching the markets and weighing the costs
The beef market has been exceptionally strong in recent years, driven by tight cattle supplies and strong consumer demand for high-quality beef. For dairies, that has translated into historically high day-old calf values. When that revenue is spread across a 305-day lactation, it can offset weaker milk prices. In some cases, calf income has helped operations sustain through difficult milk markets or remain profitable.
Most dairies are already intentional about replacement heifers. A common practice is breeding roughly the top third of cows to dairy sires and the remaining 65-70% to beef sires. The real questions are not whether to produce replacements but how many are truly needed and what is the cost of raising replacement heifers. Feed, labor, health care, breeding, housing, interest on capital and allocated fixed costs all factor into this consideration. Many producers underestimate fixed costs, making replacements appear cheaper than they are.
Raising a heifer requires nearly two years of investment before she enters the milking herd. In contrast, a beef-on-dairy calf can generate in half that time when sold as a day-old.
There is no set calf price at which beef-on-dairy clearly replace replacement heifers; each farm’s cost structure, debt load and risk tolerance are different. However, at today’s elevated calf values, many producers find beef-on-dairy financially appealing, especially if replacement heifer numbers are adequate.
Equally important is avoiding a casual approach to breeding decisions. As calf values rise, genetics and sire selection matter more. Progressive dairies are paying closer attention to the beef value chain, selecting specific sires and, in some cases, retaining ownership to capture downstream value.
A systems approach
Breeding allocations should be re-evaluated at least every six months, accounting for the milk market outlook, beef prices, herd structure and culling strategy. Some producers are even keeping cows for an extra lactation (or at least part of it) to capture additional calf value. This decision places greater emphasis on breeding replacement heifers with strong structural traits such as feet, legs and udder quality as cows are staying in herds for more lactations.
Above all, this is a systems decision. The most successful operations will be those that understand both the dairy and beef sides of the equation, and make breeding decisions with a sharp pencil and a long-term perspective. Whether raising a replacement heifer or a beef-on-dairy animal, early-life management practices must be the same. Colostrum intake, nutrition and low-stress environments directly influence milk productivity or carcass value, whichever the end goal is.
To learn more about how Purina Animal Nutrition can support producers’ breeding decision whether raising beef-on-dairy or replacement heifers, reach out to your local Purina representative or visit purinamills.com.
© 2026 Purina Animal Nutrition
Industry Consultant
Very few breeding decisions have carried as much financial weight as they do today. With beef-on-dairy calves bringing as much as $1,000 to $1,500 (or more) per head in some cases, producers are re-evaluating how many cows truly need to be bred for replacements versus beef-on-dairy.
Watching the markets and weighing the costs
The beef market has been exceptionally strong in recent years, driven by tight cattle supplies and strong consumer demand for high-quality beef. For dairies, that has translated into historically high day-old calf values. When that revenue is spread across a 305-day lactation, it can offset weaker milk prices. In some cases, calf income has helped operations sustain through difficult milk markets or remain profitable.
Most dairies are already intentional about replacement heifers. A common practice is breeding roughly the top third of cows to dairy sires and the remaining 65-70% to beef sires. The real questions are not whether to produce replacements but how many are truly needed and what is the cost of raising replacement heifers. Feed, labor, health care, breeding, housing, interest on capital and allocated fixed costs all factor into this consideration. Many producers underestimate fixed costs, making replacements appear cheaper than they are.
Raising a heifer requires nearly two years of investment before she enters the milking herd. In contrast, a beef-on-dairy calf can generate in half that time when sold as a day-old.
There is no set calf price at which beef-on-dairy clearly replace replacement heifers; each farm’s cost structure, debt load and risk tolerance are different. However, at today’s elevated calf values, many producers find beef-on-dairy financially appealing, especially if replacement heifer numbers are adequate.
Equally important is avoiding a casual approach to breeding decisions. As calf values rise, genetics and sire selection matter more. Progressive dairies are paying closer attention to the beef value chain, selecting specific sires and, in some cases, retaining ownership to capture downstream value.
A systems approach
Breeding allocations should be re-evaluated at least every six months, accounting for the milk market outlook, beef prices, herd structure and culling strategy. Some producers are even keeping cows for an extra lactation (or at least part of it) to capture additional calf value. This decision places greater emphasis on breeding replacement heifers with strong structural traits such as feet, legs and udder quality as cows are staying in herds for more lactations.
Above all, this is a systems decision. The most successful operations will be those that understand both the dairy and beef sides of the equation, and make breeding decisions with a sharp pencil and a long-term perspective. Whether raising a replacement heifer or a beef-on-dairy animal, early-life management practices must be the same. Colostrum intake, nutrition and low-stress environments directly influence milk productivity or carcass value, whichever the end goal is.
To learn more about how Purina Animal Nutrition can support producers’ breeding decision whether raising beef-on-dairy or replacement heifers, reach out to your local Purina representative or visit purinamills.com.
© 2026 Purina Animal Nutrition
