The Trusted Heifer Bull with Elite Maternal Power
Woodhill Authentic G138 has become the most widely used heifer bull in the Grimmius program — and semen availability is now extremely limited. His combination of calving ease, maternal strength, and structural soundness makes him one of the most reliable sires in the Angus breed.
Maternal & Longevity Excellence
Top 15% Calving Ease Direct
Top 10% Functional Longevity
Top 5% Heifer Pregnancy
$Maternal: Top 2%
Balanced Growth & Carcass Merit
Authentic combines calving ease with growth in the Top 20% and ranks among the breed’s best for efficiency. He is equally strong on the carcass side, with:
Top 25% Marbling
Top 15% Ribeye Area
Top 10% Fat
Added Value
Top 10% Docility — quiet, manageable cattle
Top 20% Hair Shed — heat-adapted daughters
Sound feet & PAP above breed average
The Bottom Line
Authentic sires problem-free daughters and profitable steers. Backed by $Combined in the Top 10%, he is the proven, trusted choice for heifer programs and beyond.
The Trusted Heifer Bull with Elite Maternal Power
Woodhill Authentic G138 has become the most widely used heifer bull in the Grimmius program — and semen availability is now extremely limited. His combination of calving ease, maternal strength, and structural soundness makes him one of the most reliable sires in the Angus breed.
Maternal & Longevity Excellence
Top 15% Calving Ease Direct
Top 10% Functional Longevity
Top 5% Heifer Pregnancy
$Maternal: Top 2%
Balanced Growth & Carcass Merit
Authentic combines calving ease with growth in the Top 20% and ranks among the breed’s best for efficiency. He is equally strong on the carcass side, with:
Top 25% Marbling
Top 15% Ribeye Area
Top 10% Fat
Added Value
Top 10% Docility — quiet, manageable cattle
Top 20% Hair Shed — heat-adapted daughters
Sound feet & PAP above breed average
The Bottom Line
Authentic sires problem-free daughters and profitable steers. Backed by $Combined in the Top 10%, he is the proven, trusted choice for heifer programs and beyond.
