Essays about: "social breeding value"

Showing result 1 - 5 of 9 essays containing the words social breeding value.

  1. 1. Behaviours and experiences as indicators for the result in a behavioural test for dogs

    University essay from Linköpings universitet/Biologi; Linköpings universitet/Tekniska fakulteten

    Author : Nathalie Bjällerhag; [2013]
    Keywords : Behavioural test; C-BARQ; Canis familiaris; Early experiences; Temperament; Working dogs;

    Abstract : In 2005 Swedish Armed Forces (SAF) started a breeding program of military working dogs. The dogs leave SAF’s kennel at an age of 8 weeks and live with puppy raisers. To evaluate the suitability of dogs for military work the dogs conduct a behavioural test at an age of 15-18 months. An “Index value” is extracted from this behavioural test. READ MORE

  3. 2. Breeding practices of Red Maasai sheep in Maasai pastoralist communities

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

    Author : Josefina Liljestrand; [2012]
    Keywords : Red Maasai sheep; Dorper sheep; breeding practices; adaptive traits; genetic resources; Red Maasai; Dorper; avelsstrategier; adaptiva egenskaper; genetiska resurser;

    Abstract : A survey was undertaken to understand sheep management, breeding practices and selection criteria for Red Maasai sheep in Maasai pastoralist communities in Kajiado District, Kenya. Differences between North and South Kajiado District were investigated to gain knowledge about farmers having different prerequisites and how it can affect the sheep production. READ MORE

  4. 3. Welfare impact of social breeding value and straw for growing-finishing pigs

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

    Author : Leonie Jacobs; [2012]
    Keywords : animal welfare; pigs; social breeding; value; straw; welfare quality;

    Abstract : Animal welfare is of increasing concern in present society. In commercial pig farming, animal welfare problems are common. One of the causes for these problems is the barren environment in which pigs are housed, which can cause oral manipulation of pen mates. Providing straw might be one solution to this problem. READ MORE

  5. 4. Uppfödning av slaktgrisar (Sus scrofa domestica) i stora grupper : gruppstorlekens betydelse för grisars välfärd och produktionsresultat

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

    Author : Tina Subotin; [2012]
    Keywords : gris; gruppstorlek; golvyta; stress; välfärd;

    Abstract : This literature study deals with the pig industry and how group size and available floor area affects the animal welfare and the production results. It shows that both the pigs’ welfare and production result can be affected negatively if the environment seems stressful for the pigs, and if they are housed in a narrow area. READ MORE

  6. 5. Platelet serotonin uptake, N/L ratio and (abnormal) behaviour of pigs with a low or high social breeding value in barren or enriched housing

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

    Author : Sophie de Graaf; [2012]
    Keywords : social breeding value; platelet serotonin uptake; n l ratio; behviour; pigs; housing;

    Abstract : Pigs that are kept intensively and in groups may show excessive aggressive and/or manipulative behaviour. These behaviours may cause both welfare problems for the pigs and economic problems for the farmer. These problems may be solved by adjusting the environment the animals are kept in, and by (genetic) selection of animals. READ MORE