227 uppsatser · sida 8 av 16
Today, our cows experience a harder pressure to achieve higher milk yield. To manage this challenge the animal needs first class feeding and treatment. An important aspect of the feeding is to fulfil the need from the cows of especially fiber; and fiber with a sufficient …
… kan dräneringen från liggytan öka. Om en ökad golvlutning även leder till att mjölkkorna placerar sig längre bak i liggbåsen kan detta sannolikt leda till renare liggytor. Detta skulle i sin tur innebära mindre arbetsinsatser för renhållningen av liggytorna, renare kor, renare …
… i större mjölkproduktionsanläggning eller att på sikt avveckla nuvarande mjölkkobesättning. Eftersom vår familj vill utveckla gården och kunna fortsätta försörjasig från dess produktion så är det nu aktuellt att bygga nytt kostall för en utökad besättning. Hur stor besättningen …
Cows are ruminants and they need fibers in their feed and sufficient eating time to function psychologically and physiologically. Many of our cows don’t get enough forage and too much concentrates, which given in the wrong way may cause health and behavior problems. Too much …
Rekryteringsdjur i svenska mjölkkobesättningar har traditionsmässigt inte blivit uppmärksammade. Tiden från födsel till inkalvning ses ofta som en kostsam transportsträcka. Det är först när de börjar avkasta mjölk och generera pengar till gården som de börjar bli av intresse. På …
The aim of this undergraduate thesis was to formulate advices regarding the use of field beans, cultivated together with spring wheat, as whole-crop silage in feeding to dairy cows. In the thesis, optimal harvest time of the field bean/spring wheat crop, as well as the feeding …
Det är sedan länge känt att kor ligger och vilar både på höger och vänster liggsida och i bland helt utsträckta. Studier visar att fördelningen mellan höger och vänster liggsida är jämn, men att det finns individer som har en favoritliggsida. I detta arbete har kors liggbeteende …
In Sweden regulations stipulates that dairy cows are kept on pasture, or given the opportunity to spend time outside during a coherent period of between two to four months, depending on region. The transition out to pasture is a big change from the winter period in the stable …
KRAV-certified organic dairy herds generally have a lower milk yield than conventional dairy herds. A high-level of milk yield requires a feeding regime with high amounts of concentrates, a factor known to contribute to the development of claw lesions (Bergsten, C. 2003). The …
Mastitis is the most common disease of dairy cows. Mastitis can be painful for the dairy cow and causes economical losses for the farmer. These losses are due to decreased milk production, more working hours for the farmer, treatment costs and possible costs due to culling of …
en studie av mastitbehandlingar utförda i mjölkkobesättningen på Jälla naturbruksgymnasium 1997-2008
Mastitis is an important disease in dairy cattle. It is very costly for the farmers and affects a large number of animals. Few studies have been made investigating the outcome of treatment for acute clinical mastitis under Swedish conditions, and it can be problematic to use the …
utfodringsstrategier och konserveringsmetoder
The purpose with this literature study was to investigate the possibilities for improvement of forage protein in dairy cows with focus on feeding strategies and conservation of forage protein. The utilization of forage protein in dairy cows is often not that efficient as it …
förslag till hur Sigill Kvalitetssystem AB kan arbeta för en god djurvälfärd på certifierade gårdar
In this final thesis a study about welfare indicators in the Swedish milk production has been carried out. The system Swedish Animal Welfare Monitoring Scheme developed by the Swedish Dairy Association has been used as a base and the EU project WELFARE QUALITY® has also been …
The aim of this literature review was to investigate whether the modern dairy cow has the time she needs to lie down and to sleep and what deprivation of these behaviors could lead to. Current research seems to agree on the fact that sleep is essential but there is no uniform …
The dry period is usually 6-8 weeks and in this period the basis of the performance in the following lactation is settled. In an average herd about 15% of the cows are dry (Marcussen & Krog Laursen, 2008). In many herd the dry cows are set aside, that means setting aside 15% of …
