A bill to amend the Agriculture Marketing Act of 1946 to foster efficient markets and increase competition and transparency among packers that purchase livestock from producers.

Amends the Agricultural Marketing Act of 1946 to require that 25% of a covered packer's daily kill comes through spot market sales from nonaffiliated producers.

Sets forth a different percentage for covered packers who reported in the 2008 annual report that more than 75% of their livestock were captive supply livestock