Tyson Foods net income jumped 91 percent in its fiscal fourth quarter, benefiting from higher chicken prices.

The country’s biggest meat company’s earnings results easily topped Wall Street’s forecast, and it provided a fiscal 2013 revenue outlook above analysts’ estimates.

For the three months ended Sept. 29, Tyson Foods earned $185 million, or 51 cents per share. That’s up from $97 million, or 26 cents per share, in the prior-year period.

Taking out an impairment charge, earnings were 55 cents per share.

Revenue dipped to $8.37 billion from $8.4 billion.