Search Results - "Rydhmer, L"

Effects of socialising piglets on sow and piglet performance and behaviour of entire male piglets by Rydhmer, L., Andersson, K.

“…•Mixing of alien pigs generally causes aggressive behaviour and decreased welfare.•Piglets from two litters can easily become ‘socialised’ by a small opening…”
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Carbon footprint based on lifetime productivity for future cows selected for resilience to climate related disturbances by Zira, S., Bouquet, A., Rydhmer, L., Kargo, M., Puillet, L.

“…Droughts, which can impact feed production, are projected to become more common under future climate conditions. In light of this, breeding cattle resilient to…”
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Social life cycle assessment of Swedish organic and conventional pork production by Zira, S., Röös, E., Ivarsson, E., Hoffmann, R., Rydhmer, L.

“…Purpose Sustainable animal food systems are increasingly important to society. Yet for pork, the most consumed meat product in Europe, there is no social life…”
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Culling reasons in organic and conventional dairy herds and genotype by environment interaction for longevity by Ahlman, T, Berglund, B, Rydhmer, L, Strandberg, E

“…Dairy cow longevity combines all functional traits and is thought to be especially important in organic production, which is an established, increasing part of…”
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Immunocastration reduces aggressive and sexual behaviour in male pigs by Rydhmer, L., Lundström, K., Andersson, K.

“…The aim of this study was to evaluate the effectiveness of a gonadotropin-releasing hormone (GnRH) vaccine, Improvac™ (Pfizer Ltd), in suppressing aggressive…”
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Economic consequences of dairy crossbreeding in conventional and organic herds in Sweden by Clasen, J B, Fikse, W F, Kargo, M, Rydhmer, L, Strandberg, E, Østergaard, S

“…This study simulated the consequences of crossbreeding between Swedish Holstein and Swedish Red on herd dynamics and herd profitability under Swedish…”
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Dairy cattle farmers' preferences for different breeding tools by Clasen, J.B., Bengtsson, C., Källström, H.N., Strandberg, E., Fikse, W.F., Rydhmer, L.

“…Breeding technologies play a significant role in improving dairy cattle production. Scientifically proven tools for improved management and genetic gain in…”
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Genetic validation of postmixing skin injuries in pigs as an indicator of aggressiveness and the relationship with injuries under more stable social conditions by Turner, S. P, Roehe, R, D'Eath, R. B, Ison, S. H, Farish, M, Jack, M. C, Lundeheim, N, Rydhmer, L, Lawrence, A. B

“…The objective of the study was to estimate genetic correlations between skin lesions and aggressive behavior postmixing and under more stable social conditions…”
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Simulating consequences of choosing a breeding goal for organic dairy production by Slagboom, M, Wallenbeck, A, Hjortø, L, Sørensen, A C, Rydhmer, L, Thomasen, J R, Kargo, M

“…In Denmark, Finland, and Sweden, the Nordic Total Merit index is used as the breeding selection tool for both organic and conventional dairy farmers based on…”
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Conservation of a native dairy cattle breed through terminal crossbreeding with commercial dairy breeds by Clasen, J. B., Kargo, M., Fikse, W.F., Strandberg, E., Wallenbeck, A., Østergaard, S., Rydhmer, L.

“…Farmers play a key role in conserving native livestock breeds, but without economic support, farms with native breeds may not be viable. We hypothesized that…”
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Welfare of entire male pigs is improved by socialising piglets and keeping intact groups until slaughter by Rydhmer, L., Hansson, M., Lundström, K., Brunius, C., Andersson, K.

“…In today's production systems, pigs raised for slaughter are mixed many times, resulting in stress and fighting. The negative consequences of mixing are…”
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Evaluation of the sustainability of contrasted pig farming systems: breeding programmes by Rydhmer, L., Gourdine, J. L., de Greef, K., Bonneau, M.

“…The sustainability of breeding activities in 15 pig farming systems in five European countries was evaluated. One conventional and two differentiated systems…”
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Genetics of growth in piglets and the association with homogeneity of body weight within litters by Canario, L, Lundgren, H, Haandlykken, M, Rydhmer, L

“…The objective of this study was to examine the genetic basis of homogeneity in piglets and the genetic correlations with litter size and growth during…”
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There is room for selection in a small local pig breed when using optimum contribution selection: a simulation study by Gourdine, J L, Sørensen, A C, Rydhmer, L

“…Selection progress must be carefully balanced against the conservation of genetic variation in small populations of local breeds. Well-defined breeding…”
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Genetic associations between behavioral traits and direct-social effects of growth rate in pigs by Canario, L, Turner, S P, Roehe, R, Lundeheim, N, D'Eath, R B, Lawrence, A B, Knol, E, Bergsma, R, Rydhmer, L

“…This study examined the behavioral consequences of selecting pigs using a social genetic model for growth. Calculations enable each member of a group of pigs…”
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Inverted teats (Mammillae invertitae) in gilts - effect on piglet survival and growth rate by Chalkias, H, Ekman, E, Lundeheim, N, Rydhmer, L, Jacobson, M

“…In the modern pig industry, the increasing number of piglets born per litter augments the importance of the number of functional teats in the sow. The aim of…”
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Evaluation of the sustainability of contrasted pig farming systems: integrated evaluation by Bonneau, M., Klauke, T. N., Gonzàlez, J., Rydhmer, L., Ilari-Antoine, E., Dourmad, J. Y., de Greef, K., Houwers, H. W. J., Cinar, M. U., Fàbrega, E., Zimmer, C., Hviid, M., van der Oever, B., Edwards, S. A.

“…The aim of this paper is to present an approach for an integrated evaluation of the sustainability of pig farming systems, taking into account the three…”
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Risk aversion affects economic values of blue fox breeding scheme by Peura, J., Kempe, R., Strandén, I., Rydhmer, L.

“…Summary The profit and production of an average Finnish blue fox farm was simulated using a deterministic bio‐economic farm model. Risk was included using…”
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Genetic analysis of teat number and litter traits in pigs by Lundeheim, N, Chalkias, H, Rydhmer, L

“…The aim of this study was to analyse, on data on purebred Yorkshire pigs in Swedish nucleus herds, the genetic correlation between teat number (both functional…”
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Genetic parameters for reproduction and production traits of Landrace sows in Thailand by Imboonta, N, Rydhmer, L, Tumwasorn, S

“…Data from Thai Landrace sows were used to estimate genetic parameters for reproduction and production traits in first and later parities. The reproduction…”
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