1. A milk sampling system comprising a fluid transfer device configured to receive milk from a milking machine and a control device configured to control a fluid transfer device to direct individual milk samples to respective discharge paths for analysis, the fluid transfer device the medium contains a pump having an inlet connected to the loading system, and an outlet connected to the discharge system, and the loading system has a supply path made with possible the possibility of selectively connecting the pump inlet to a plurality of fluid sources including a milk source, and the unloading system has a plurality of unloading paths capable of sequentially supplying individual milk samples to respective unloading paths for analysis. The milk sampling system according to claim 1, wherein the pump is a metering pump. 3. The milk sampling system according to claim 1 or 2, wherein the pump is a diaphragm pump. 4. The milk sampling system according to claim 1 or 2, wherein the loading system comprises a distribution unit having devices for selectively opening and closing the milk supply paths. 5. The milk sampling system according to claim 4, wherein at least one of the devices for selectively opening and closing the supply paths comprises an electromagnetic valve. The milk sampling system according to claim 4, wherein the discharge system comprises a distribution unit having devices for selectively opening and closing discharge routes. The milk sampling system of claim 6, wherein at least one of the selective opening devices and1. Система отбора проб молока, содержащая устройство перемещения текучей среды, выполненное с возможностью приема молока из доильной машины, и устройство управления, выполненное с возможностью управления устройством перемещения текучей среды для направления отдельных проб молока в соответственные пути разгрузки для анализа, причем устройство перемещения текучей среды содержит насос, имеющий впуск, соединенный с системой загрузки, и выпуск, соедин