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… needs, but we do not know so much about how many hours it takes to breed a calf. To learn more about the labour time with the calves during the first time after the calf was born, I made time studies on five different farms with calf hutches, automatic milk system, large calf …
In order to optimize calf welfare and health it is important to know the behavior of cattle in free ranging conditions. When the cow is about to give birth to a calf she will leave the heard about 12 hours before. It is then rather obvious that isolating the cow about calving …
The calf extrator’s function has been studied, through measuring traction and how this varies in different situations, in comparison with corresponding manual traction situations. This was done against the background that excessive force at assisted calvings at dystocia can mean …
… to investigate whether there was any difference in muscle activation in the calf muscles with different or no calf protector used in calf press. Comparison was made between a calf protector (A), made with modified polyolefin, and another calfprotector (B) of polyamide with …
en fältstudie
… these heifers can overcast and then become once-bred heifers. They get to calf one time before they go to slaughter in the autumn. They are then at the age of 30 months. Then they should have a higher slaughter weight, better classification and result in an extra income for the …
påverkan på kalvens hälsa och komfort
… aims to, through a literature review, examine how to best design and adapt calf huts to meet the calf's physiological requirements and reduce the infection pressure for enteric and respiratory diseases. It illuminates how the calf relates to different temperatures and climate …
… KRAV-affiliated farms were compared to conventional farms with respect to calf management and outcome. The dairy calf has had a low economical impact during history. Even today the value of the calf is low and a lot of calves have a poor health status. The calf breeding is built …
… study was to investigate the relationship between the relative birth weight (calf/cow) and calving difficulty and stillbirth, respectively. The importance of breed and parity for the relative weight has been investigated, and comparisons with previous studies have been made to …
en fältstudie
… The hypothesis 1) The younger the calves are when purchased, the higher the calf mortality and 2) Purchasing calves from a high number of herds involves a higher risk of calf health problems and calf mortality were tested in the study. The objective of the study was to give …
… literature review along with interviews from nine suckler herds. How to reducecalf mortality in the cow herd is the focus of this paper. To get profitability of a herd, it isimportant that you get a live calf per cow and year. Good fertility of the cows thus is veryimportant …
… improve milk production in terms of milking strategies in cattle. Letting the calf suckle at milking improves milk yield and is also positive for udder health, but shows different impact on growth rate of the calf compared to no suckling at milking. The present study is part of …
Calf health is of importance both from a financial perspective and from an animal welfare point of view. Housing system and environment are factors affecting the calves? health. The objective of this project was to make a review of literature on calf health and housing and to …
… for the result. The factors below were chosen for the literature study: ” The calf and its first time in life ” Ring worm ” Distillers grain as feed to cattle ” Pressed beet pulp as feed to cattle ” Potato pulp as feed to cattle ” Silage quality and its effect on the feed intake …
… social activities. Suckling is a complex behaviour and essential for the calf's survival. In the modern rearing systems the calf is usually separated from its mother soon after birth. Calves are then kept in individual pens, group pens or, more rarely, with a foster cow. Feeding …
Since long, Sweden has had exceptionally low calf mortality compared to most other countries. The tradition has been to keep calves in individual pens. With increasing number of cows per herd there is now a larger interest in more efficient and economical group systems for …
