The Influence of Seasonality Feedings Rations on Cows Health and the Production Quality

In winter period those cows lives on the mats. The short leash storage method is applied. In the summer period cows stays in pasture. In both indoor and outdoor periods cows are milked in automated milk lines. They drink from automated watering place and they are fed twice a day. During the stable period cows are fed with concentrate food, corn and grass silage, hay. Following a free-range period they eat a concentrated food and cultivated pasture grass. In this farm there are a 100 dairy cows, 38 heifers and 26 calf (up to six months). The breeds of cows: Lithuanian Black and White, Holstein, Lithuanian red. In 2013 the average productivity of the herd was 5391,2 kg of milk. The average fat level - 4,34 prercent, milk protein level - 3,63 percent. The results: The results of blood test in indoor period have shown : crude protein – 63,5 g/l (p > 0,05). Glucosis – 3,35 mmol/l,(p0,01). Milk urea – 19,8 mg% (p<0,01). Somatic cell – 166,47 tūkst./ml (p