Union Pacific Corporation : Union Pacific Railroad Employees Cap Decade of Employee Safety Improvement with Record 2011 Performance

North Platte Service Unit Achieves More Than 17 Percent Improvement in 2011 Safety Performance Compared to 2010

Omaha, Neb., January 24, 2012- Union Pacific Railroad employees capped a decade of safety improvement in 2011 by achieving a 1.15 reportable injury rate, the best performance on record in the company's history.  Employees surpassed their previous best of rate 1.37, established in 2010, by 16.5 percent. From 2002-2011, Union Pacific employees improved their reportable injury rate by 52 percent.

Union Pacific's North Platte Service Unit achieved a more than 17 percent improvement in 2011 compared to 2010 with an employee reportable injury rate of 0.95.  The North Platte Service Unit has approximately 3,000 employees and covers nearly 935 miles of track in most of Nebraska, eastern Wyoming, eastern Colorado and north eastern Kansas.

A company's reportable injury rate is the total number of injuries reportable to the Federal Railroad Administration per 200,000 worker hours, which is equivalent to 100 employees working a full year.

"Our Total Safety Culture initiative and identifying and standardizing best practices are important factors in our safety performance improvement," said Bob Grimaila, Union Pacific vice president - Safety, Security and Environment. "Employees participating in Total Safety Culture combine teamwork and best practices as we strive to achieve our ultimate goal of zero incidents or injuries."

About Union Pacific

It was 150 years ago that Abraham Lincoln signed the Pacific Railway Act of July 1,1862, creating the original Union Pacific. One of America's iconic companies, today, Union Pacific Railroad is the principal operating company of Union Pacific Corporation (NYSE: UNP), linking 23 states in the western two-thirds of the country by rail and providing freight solutions and logistics expertise to the global supply chain. From 2000 through 2011, Union Pacific spent more than $31 billion on its network and operations, making needed investments in America's infrastructure and enhancing its ability to provide safe, reliable, fuel-efficient and environmentally responsible freight transportation. Union Pacific's diversified business mix includes Agricultural Products, Automotive, Chemicals, Energy, Industrial Products and Intermodal. The railroad serves many of the fastest-growing U.S. population centers and emphasizes excellent customer service. Union Pacific operates competitive routes from all major West Coast and Gulf Coast ports to eastern gateways, connects with Canada's rail systems and is the only railroad serving all six major Mexico gateways.

For further information, contact: Mark Davis, 402-544-5459 or [e-mail].