Lora - 2004's output is expected to rise by some 312 tonnes of live weight per year, Gradus said in a bourse filing.
As at 12:55 CET on Tuesday, Gradus shares traded 1.17% lower at 1.695 levs ($0.954/0.867 euro) on the Bulgarian Stock Exchange.
(1 euro = 1.95583 levs)