A free seminar was held by our company GENOSERVICE Corp., in cooperation with the foreign company KEMIN, on 23rd April 2019. The seminar dealt with feeding amino acids, choline chloride, nutriCAB (〖CaCl〗_2) and microelements on dairy farms. The venue of the event was the European Training Center on the premises of the Litomyšl Chateau. The agenda was divided into three parts: The first part informed the participants about feeding amino acids to animals. The second part dealt with feeding choline chloride and nutriCAB (〖CaCl〗_2). And the third part focused on the use of microelements in feed rations.