EN
The paper discusses trends in dairy cows population and milk production in Poland in the period 2004-2009 and the further changes until the year 201S. The aim of the paper was to present the key factors of the success in possibilities of reducing the milk production costs in specialized farms in Poland. Costs of production of bulky feed had about S3%. The factors were the smallest cost of: services and hired work, buying fodder, buying farm heifer, own cubic and filling fodder. In the smallest profitability, sum of savings in the above kind of cost could be even to 92.8% all of the possible savings. Slight differences between the farms with the lowest and the highest production profitability concern the cost of artificial insemination, water, electricity, cleanness means. Average possibilities of the cutting down the milk production cost were: internal farm transport, vet cure and insurance. Moreover, the milk farms which wanted to achieve high profitability in production have to search the saving in every size and in every kind of the cost.