The Legacy and Foundation of O'Neill Angus Farm


These incredible Sires and Females built the legacy of O'Neill Angus Farm



Limited Semen on these Foundation Sires For Sale


Happyvale Blackcap G 72E

Foundation Pathfinder Sire. Known as the Roughage Converter. He gave us fantastic feet, pelvic, and calving ease with tremendous growth and extra pounds.


Marshall Pride 514

Foundation Pathfinder Sire. Super type changer from dumpy cattle of 50s to the early 60s with calving ease and extra length.


ONeills Camelot

Known as the Cattleman’s Choice, Calving Ease Sire With Extra Growth and superstructure along with extra length. He is Thomas Chaps' Best Son. Sired the Reserve Carcass Steer National Junior Show. Reserve Bull Calf Champion in Denver. Use this great sire for Chaps replacement. Semen on Thomas Chaps is in short supply. Dam is the fabulous ONeills Eraline 42.


Thomas Chaps

O'Neill Foundation Pathfinder Sire and Certified Meat Sire. Sire Of Camelot and many other great sires and females. One of the greatest show sires of his time. He was a Denver Calf Champion and winner of many shows throughout the country. This sire is super structured, heavy muscled, and extremely long-bodied.


ONeills Renovator

International Pathfinder Sire Used All Over the World. His Dam is ONeills Earline 42 bringing out everything his grandsire Happyvale Blackcap g 72 E had. One of our top sires ever. He also sired a Reserve Carcass Steer at the National Junior Show. A daughter still holds the record for the highest selling female of all time in Scottland.


ONeills Expedition

World Famous Proven pathfinder sire. Still ranks top 2% $B of his age and top 4% for $B for the entire Angus breed. One of the all-time great female sires in the Angus breed. He will fix feet, udders, and carcass quality. He is great for line breeding. The more times he shows up in the pedigree the more pounds and carcass you will see.



ONeills Eraline 42

Herd Sire Producing Pathfinder Dam. Dam of ONeills Camelot and ONeills Renovator and many outstanding females. She is a direct descendent of the first cow purchased in 1951. Practically all Eraline females in the herd go back to this phenomenal cow.


ONeills Delia 715

Fantastic producer lived to be 16 Years of age with perfect feet. Dam of ONeills Momentum, the sire of the future and the Pathfinder Sire ONeills Expedition. Also the dam of ONeills Delia 730 and ONeills Delia 720 and many other fabulous females and sires. She goes back to one of the first cows purchased in 1951.

O'Neill Angus Breeder Accomplishments


1987 All American Master Breeder Award


1991 Iowa Seed Stock Producer of the Year


Premier Breeder Award at 1978 National Junior Angus Show


Jim and Ardyce O'Neill inducted into the Angus Heritage Foundation by the American Angus Association for major contributions to the improvement and advancement of the Angus breed. ARDYCE WAS ONE OF THE FEW WOMEN EVER INDUCTED WITH HER HUSBAND - Awarded on November 15, 2010.
Photo: Jim and Ardyce on their 50th Anniversary September 18, 2010.

The Legacy

Founded in 1951 by Clinton and Jim O'Neill

Breeding only quality Angus Cattle for pounds and carcass value for over 70 years.
50 Years Ago Our Customers were running 98% choice and prime! We have exported semen and embryos all over the world.


Jim and Ardyce O'Neill


Ellen and Clinton O'Neill

In Loving Memory

Ardyce O'Neill

Ardyce LaJean (Chittenden) O’Neill age 78 of Logan, Iowa passed away on Monday, December 14, 2020 at home. Ardyce was born on January 14, 1942 in Norfolk, Nebraska to Jesse and Marie (Huddle) Chittenden. She lived in Madison, Nebraska until 1954 when her family moved to Missouri Valley, Iowa. She babysat and worked at Northwestern Bell as a telephone operator during high school. She graduated from Missouri Valley High School in 1960. Ardyce was employed at City National Bank in Council Bluffs, until her marriage. On September 18, 1960 she was united in marriage to James O’Neill. She and Jim farmed and raised registered Angus cattle for 60 years east of BeeBeetown. Ardyce was an active member of the United Methodist Church in Missouri Valley. She was President of the Iowa Angus Auxiliary, President of the American Angus Auxiliary. She was named the most distinguished woman American Angus Auxiliary. Took a Beef promotion booth to Denver for 10 years. She helped start The National Junior Angus Cook off. She was an active 4-H leader and member of Harrison County Cow Bells. She was Treasurer of Harris Grove Memorial Chapel.

She is preceded in death by her parents Jesse and Marie Chittenden, brother Vernon Chittenden, daughter Debra O’Neill and great-grandson Leighton Jones.

Ardyce is survived by her husband Jim, a daughter Jane (Jerry) Scott, a son J. C. O’Neill, grandchildren Matt (Christy) Hotz, Jordan (Melissa) O’Neill, Michaela (Jared) Patterson and Abbie (Gary) Jones, thirteen great grandchildren, sisters Audrey Fuchs and Donna (Oran) Nelson.