Union Pacific Corporation's CFO to Address Merrill Lynch Global Transportation Conference

Omaha, Neb., June 2, 2005 – Rob Knight, executive vice president - Finance and chief financial officer of Union Pacific Corporation (NYSE: UNP), will discuss the company’s operations, network management initiatives, and 2005 outlook at the Merrill Lynch Global Transportation Conference at 1:55 p.m. ET, Thursday, June 9, 2005.

Interested investors may listen to the presentation via a live Internet webcast. The audio webcast and presentation material will be available through our Web site at www.up.com under Investors. To listen to the call, please go to our Web site at least fifteen minutes early to register and install any necessary software. Following the live webcast, an Internet replay of the presentation will be available through Union Pacific’s Web site.

Union Pacific Corporation owns one of America’s leading transportation companies. Its principal operating company, Union Pacific Railroad, is the largest railroad in North America, covering 23 states across the western two-thirds of the United States. A strong focus on quality and a strategically advantageous route structure enable the company to serve customers in critical and fast growing markets. It is a leading carrier of low-sulfur coal used in electrical power generation and has broad coverage of the large chemical-producing areas along the Gulf Coast. With competitive long-haul routes between all major West Coast ports and eastern gateways, and as the only railroad to serve all six major gateways to Mexico, Union Pacific has the premier rail franchise in North America.

Additional information is available at Union Pacific’s Web site: www.up.com.

The contact for investors is Jennifer Hamann at (402) 544-4227.

The statements and information contained in the news releases provided by Union Pacific speak only as of the date issued. Such information by its nature may become outdated, and investors should not assume that the statements and information contained in Union Pacific's news releases remain current after the date issued. Union Pacific makes no commitment, and disclaims any duty, to update any of this information.