Welcome to Isa Beefmasters—
Performance Beefmaster Genetics from the Founding Family!

Home of Lasaters' L Bar Beefmasters, Isa Beefmasters is very proud to have had 100 L Bar cows receive the coveted BBU Pacesetter award. This means that she calved at least by 30 months of age, she had at least three consecutive calves with a weaning ratio of 105 or better AND maintained a calving interval of 375 days or less.

Isa Cattle Company Pacesetter AwardBBU publishes the trait leaders for each of the EPDs, and there are 42 L Bar bulls or sons of L Bar bulls that are trait leaders in the Beefmaster breed. That is an unprecedented 40% of all trait leaders for the entire breed—more than any other breeding establishment! We are also the proud producer of L Bar 5502, the all-time performance champion in the Beefmaster breed, having topped the charts in weaning weight, yearling weight and scrotal circumference EPDs.

Isa Beefmasters L Bar 5502 All time performance champion bull

The all-time performance champion Beefmaster bull, L Bar 5502 has compiled a lengthy list of accomplishments:

5-time EPD trait leader
• Sire of grandsire of 28% of all EPD trait leaders
• BBU Typesetter and Pacesetter award winner
• Classified U 1/2
• Over 1100 progeny recorded in 90 herds
#1 at the Texas A&M Feed and Carcass Test
• A true curve bender
• Easy calving — Incredible growth — Perfect conformation

To learn more about our L Bar 5502 embyros, click here. To find out more about improving your herd's performance with Isa Beefmaster genetics, please call (325) 656 9126 or visit our Genetics section. Our proven frozen genetics can ship worldwide.

54th Beefmaster Bull Sale averages more than $5000

Thank you to our many customers who made our 54th bull sale a success! To read the press release, please click here.

Females for Sale at Isa Beefmasters

Isa Beefmasters has exceptional demand for our L Bar females, and we sell select females private-treaty each year. The L Bar herd is unique in several ways. The cattle are run on leased pastures in a harsh semi-desert environment in West Texas and stay on a strict 60-day breeding season beginning at 13 months. Isa Beefmasters offers a nice selection of young pairs and a few older cows bred to one of our semen sires. Learn more about profitability being key to the success of Isa females.

Excellent Cattle For Sale Now

5 Beefmaster fall-calving first-calf pairs

5 Beefmaster spring-calving bred females

3 Beefmaster spring-calving first-calf heifers

6 Beefmaster fall-calving open heifers

Visit our Females For Sale page for more details.

Introducing our Newest Herd Bull:

EscaladeAs one of the largest sources of Beefmasters genetics in the world, Isa Beefmasters in San Angelo, Texas, is proud to introduce our newest herd bull: Escalade!

Blending the L Bar Essential and L Bar Automatic bloodlines, Escalade will help you scale new heights in your herd's performance.

Escalade is moderately framed and super clean with a straight top. Learn more about Escalade.

Bulls for Sale at Isa Beefmasters

Every October, Isa Beefmasters hosts one of the largest bull sales in the Beefmaster breed. The sale is held the first Saturday each October, and it features approximately 140 L Bar Beefmaster bulls. These bulls represent the top 33% of bull calves weaned. You can buy the absolute best bulls we produce. Buyers arrive from across the U.S., Mexico, and South America to attend this truly international event. Learn more about Isa hosting our 55th bull sale.

At Isa Beefmasters, we have exceptional demand for our L Bar genetics, and we sell select bulls private-treaty each year. Visit our Bulls For Sale page for more details.

55th Bull Sale—October 1, 2016