Klabin S.A. announced the earnings results for the first quarter 2019. For the period, the company reported net revenue of BRL 2,490,024,000 as compared to BRL 2,189,154,000 million a year ago. Net loss was BRL 196,164,000 as compared to net income of BRL 124,655,000 a year ago. Operating Income (before Fin. Results) was BRL 531,792,000 as compared to BRL 438,135,000 a year ago.