Abstract:
In this research it was monitored the effectiveness of added feed for calves of 1 - 4 months, including mineral - vitamin premix and symbiotic product "Biomin IMBO". It was concluded that the increase of efficiency by using nutritional and biologically active elements from feed is expressed by health’s improvement and increase in daily weight with 4,3 %. The benefic action was confirmed by the positive influence on the eritron indices, metabolic profile and antioxidant status as well