New York's pension fund, which holds more than $300M of McDonald’s stock, confronted the fast food giant about its chicken welfare practices.

McDonald’s received a warning from a prominent shareholder urging the fast food giant to adopt more humane chicken welfare policies, according to a letter obtained by Bloomberg News.

The New York State Common Retirement Fund, a shareholder with more than $300 million in McDonald’s stock, voiced its concerns about the “potential financial and reputational risks associated with McDonald’s chicken welfare practices,” according to the report.

The letter, penned by New York State Comptroller Thomas P. DiNapoli in his capacity as trustee, called for reform in the wake of a media campaign by the Humane Society of the United States that criticized the brand’s breeding and slaughter practices.

Read the full article at Bloomberg.com.