In the paper losses during the harvesting of soyabean has been determinated. Two varieties and two types of combine has been observed. The achived results indicate diff-rencies in harvesting losses between two observed varieties. Research also has showed that harvesting with modern combine provides about 23% less losses comparing with the older one. Generally, the losses of 162 kg/ha are about 6% of value of production. In other words, during the harvest of soybean about 51 €/ha is lost. Altogether, total losses on Serbia’s fields were about 7.6 milion euros, which is an impоrtant level of financial means.