Mac and Janis Spencer Murray have been breeding and racing top Quarter Horses for many years. They moved their program to New Mexico from Utah in time for the 2000 breeding season. Some of the most notable race horses bred by their program are:
- Kendall Jackson, 2-time World record setting winner of $409,244
- Alice K White, 2009 AQHA Champion 3 year old filly
- Astica, 2015 AQHA Champion 3 year old filly
- Wild Six, multiple Graded Stakes winner of $601,623
- Junior June Bug, multiple Graded Stakes winner of $288,878
- Sandys Jesse, Graded Stakes winner of $229,709.
The breeding farm provides some of the best stallions in the country to breed to, including multiple year Leading NM bred sire Jesse James Jr, Woodbridge, a World record sire, and the new up and coming sire, Big Daddy Cartel. The farm provides embryo transfer services to clients breeding to the on location stallions.