Big 12 commissioner Bob Bowlsby made approximately $2.5 million in total compensation during 2013-14, according to the conference’s new federal tax return provided Wednesday to CBSSports.com.

Bowlsby received $2,280,497 in reportable compensation from the Big 12 and an estimated $214,888 in other pay from the organization and related organization, the return states. Bowlsby received more money than SEC commissioner Mike Slive, who made $2.1 million in total pay last year, according to the SEC’s recent tax return. Other conferences have not provided their tax returns yet.

In 2012-13, Bowlsby made $1,208,602 in total pay during approximately six-and-a-half months in his new role as Big 12 commissioner. The Big 12 gave Bowlsby a two-year contract extension last June that runs through June 2019.

The 10-team Big 12 conference reported that its annual revenue increased by $10.6 million to $225.9 million during the most recent fiscal year that ended June 30, 2014. A year earlier, the Big 12’s total revenue spiked by $57.6 million after new television contracts with Fox and ESPN.

The Big 12 reported its TV contract revenue from 2013-14 increased by 6 percent to $139.7 million. Bowl game revenue was up 4 percent to $42.6 million. NCAA revenue distributed to the conference was up 5 percent to $37.3 million.

The Big 12’s average payout to its schools was $19.8 million, up from $18.6 million a year earlier. Every Big 12 school received approximately $21 million last year except for TCU and West Virginia, who don’t start collecting a full share until 2015-16. TCU received $14.3 million and West Virginia took in $14.2 million.

Eighty-seven percent of the Big 12's revenue was distributed to its members, up from 85 percent a year earlier. The Big 12 listed $23.9 million in net assets or fund balances at the end of the 2013 fiscal year.

Deputy commissioner Tim Weiser remained the second-highest paid Big 12 employee at $288,570 in total pay, a 7-percent increase from 2012-13. Senior associate commissioners Tim Allen ($219,541) and Dru Hancock ($207,361) got raises of 5 percent and 6 percent, respectively.

The Big 12 spent $399,640 on legal services with Polsinelli Shugart in Kansas City, down from over $1 million a year earlier, when the Big 12 faced legal issues related to conference realignment. Football officiating coordinator Walt Anderson made $194,400 in 2013-14 as an independent contractor, compared to $204,930 in 2012-13.