Essays about: "swedish holstein"

Showing result 16 - 20 of 80 essays containing the words swedish holstein.

  1. 16. Hur påverkas mjölkkornas tidsbudget, mjölkavkastning och foderintag av tiden i väntfållan i AMS?

    University essay from SLU/Dept. of Animal Nutrition and Management

    Author : Mikaela Vestberg; [2019]
    Keywords : väntfålla; mjölkkor; AMS; tidsbudget; foderintag; mjölkavkastning;

    Abstract : Automatic milking systems (AMS) are used in many countries worldwide, and it is an efficient system with several benefits for both the farmer and the dairy cows. The cows can move freely in the barn and they therefore decide to a large extent over their own time budget throughout the day. READ MORE

  3. 17. Genetic correlations among longevity, claw and leg health evaluated in the nordic countries and type traits evaluated in USA, in Holstein Dairy Cattle

    University essay from SLU/Dept. of Animal Breeding and Genetics

    Author : Isabelle Hultdin; [2018]
    Keywords : genetic correlation; type traits; claw and leg health; longevity; Holstein; dairy cattle;

    Abstract : The Holstein breed is known for its high milk yield and this has been achieved partially by genetic selection for yield. As a consequence, functional traits have deteriorated. Claw and leg disorders are common reasons for involuntary culling: 8.4% to 8. READ MORE

  4. 18. Hur råmjölkskvalité och upptag av immunoglobulin påverkar kalvhälsa

    University essay from SLU/Dept. of Clinical Sciences

    Author : Therese De Haan; [2018]
    Keywords : Råmjölk; IgG; Kalv; Kalvhälsa; brixrefraktometer;

    Abstract : Råmjölken är livsviktig för den nyfödda kalven och dess enda skydd mot patogener i miljön under den första levnadstiden. Hur effektiv överföringen av immunoglobuliner (IgG) blir mellan kon och kalven är beroende av råmjölkens kvalité, råmjölksrutiner samt effektiviteten i upptaget av antikropparna till blodet hos kalven. READ MORE

  5. 19. Calving ease and stillbirth in dairy herds using beef and dairy breed bulls

    University essay from SLU/Dept. of Animal Breeding and Genetics

    Author : Patricia Gullstrand; [2017]
    Keywords : crossbreeding; dairy; beef; calving ease; stillbirth;

    Abstract : The aim of this study was to evaluate the effect of different sire breeds on calving traits when used in dairy herds. Records from 1,423,851 calvings from 1990-2016 were collected from the Swedish milk recording scheme from Swedish Holstein, Red dairy cattle, Hereford, Charolais, Aberdeen Angus, Limousin and Simmental sires mated with Swedish Holstein, Red dairy cattle or crossbred dams. READ MORE

  6. 20. Pair-housing of dairy calves in outdoor calf hutches : impact on growth and play behaviour

    University essay from SLU/Dept. of Animal Environment and Health

    Author : Ellika Waldau; [2017]
    Keywords : calves; pair-housing; play; behaviour; growth; health;

    Abstract : The aim of this study was to test the effects on dairy calves (Bos taurus) in outdoor calf hutches of individual vs. pair-housing on behaviour, growth and health. In total 33 female dairy calves of the breeds Swedish Holstein (SH) and Swedish Red (SR) cattle were used in the study. READ MORE