In Brazil, where exports account for approximately 30 percent of total poultry output, the price of day-old chicks, an early warning indicator of potential production changes, is down sharply.

Shares in the company slipped below their issue price on their first day of trading.

In Brazil, where 30 percent of products are exported, the price of a day-old chick, an early indicator of a possible change in production, reportedly fell by 50 percent.