As the Professional Bull Riders celebrates a 20th season, the world’s toughest league for bovine busting will campaign this weekend in Las Vegas.The show is called Last Cowboy Standing and the winner will receive $100,000. After that, the No. 1 finisher will be eligible to earn an additional $80,000 if he can stay on a bounty bull in a promotion called the Monster Energy Money Bull Bonus.The show is scheduled for Friday and Saturday at the Mandalay Bay Events Center.One cowboy who will attempt to pocket the available $180,000 to the winner is defending world champion Silvano Alves, a Brazilian from Decatur. Alves is ranked No. 1 in the PBR’s world title race after finishing third at the PBR’s April 27-28 tour stop in Nampa, Idaho.Alves has earned 5,872.66 points on the 2013 Built Ford Tough Series. Shane Proctor is ranked No. 2 with 5,199.37. Marco Eguchi is No. 3 with 5,195.5.Alves is attempting to become the PBR’s first competitor to win three consecutive world titles. The PBR’s only other three-time champion is Adriano Moraes, a former Keller resident who won gold buckles in 1994, 2001 and 2006.The Las Vegas contest will help competitors qualify for the Oct. 23-27 PBR World Finals at Las Vegas’ Thomas & Mack Center.PRCA updateFormer Wrangler National Finals Rodeo qualifier Ryan Motes of Weatherford and his partner, Charly Crawford, won the team roping title at the Guymon (Okla.) Pioneer Days Rodeo last weekend.Motes ranks ninth in the Professional Rodeo Cowboys Association team roping heeling world standings with $18,695. Tuf Cooper of Decatur, the defending world champion tie-down roper, won the all-around title after pocketing $3,527 in tie-down and team roping. Cooper ranks second in the world title race with $39,109 and Stephenville’s Sterling Smith is No. 1 with $42,739.Dallas-based contractor Pete Carr supplied the stock for the $305,723 rodeo.College updateHill College’s Blane Allen Cox clinched the steer wrestling and the men’s all-around titles in the National Intercollegiate Rodeo Association Southern Region.Cox will advance to the College National Finals Rodeo in Casper, Wyo., June 9-15. He also helped Hill College finish second in the regional men’s title race. High school rodeoThe North Texas High School Rodeo Association’s fundraiser, the Black and Blue Rodeo, is scheduled for Saturday at the NTHSRA Arena in north Fort Worth. Team roping begins at 9 a.m. and the traditional rodeo begins at noon. The 2013 Finals is May 11-19 at Will Rogers Memorial Coliseum. For more information, visit nthsra.org.Ryon roping scheduledThe 40th Windy Ryon Memorial Roping is scheduled for May 24-26 in Fort Worth. For more information, visit windyryon.org.