Start with the job
Define the cows, country, breeding season, and calves the bull must improve before comparing numbers. A bull can be impressive and still be wrong for your herd.
SCI FIELD GUIDE · SIREThe SCI Cattle Knowledge Hub
Know what earns a yes.
Bull-Buying Reference
A sale-day system for structure, fertility, genetics, service capacity, herd goals, and a disciplined walk-away price.
Structure · Genetics · Service capacity
Free previewSIRE / SCI
Inside the complete guide
Keep the full reference beside you at the sale.
- Pre-sale herd-goal worksheet
- Structure, feet and fertility inspection
- Genetic and service-capacity scorecard
- Walk-away price worksheet
$14.99
One guide · One-time purchase
Secure Stripe checkout · Immediate private PDF access
Purchase and refund terms