Browsing Brage NMBU by Author "Johnsen, Julie Føske"
Now showing items 1-12 of 12
-
A cross-sectional study of associations between herd-level calf mortality rates, compliance with legislation on calf welfare, and milk feeding management in Norwegian dairy herds
Johnsen, Julie Føske; Holmøy, Ingrid Hunter; Mejdell, Cecilie Marie; Ellingsen-Dalskau, Kristian; Østerås, Olav; Døsen, Anne; Skjerve, Eystein; Nødtvedt, Ane C. W. (Peer reviewed; Journal article, 2021) -
A cross-sectional study of suckling calves' passive immunity and associations with management routines to ensure colostrum intake on organic dairy farms
Johnsen, Julie Føske; Viljugrein, Hildegunn; Bøe, Knut Egil; Gulliksen, Stine Margrethe; Beaver, Annabelle; Grøndahl, Ann Margaret; Sivertsen, Tore; Mejdell, Cecilie Marie (Journal article; Peer reviewed, 2019)Abstract Background: For suckling dairy calves, different management routines to ensure sufficient colostrum intake are applied: visual assessment, hand feeding supplemental colostrum or assistance. However, knowledge on ... -
A survey of pre-weaning calf management in Norwegian dairy herds
Johnsen, Julie Føske; Holmøy, Ingrid Hunter; Nødtvedt, Ane C. W.; Mejdell, Cecilie Marie (Peer reviewed; Journal article, 2021) -
Cow-calf contact in dairy farming : Norwegian cowcalf contact (CCC) farmers’ practice and perceptions, and effects of CCC on behavior and performance on pasture
Johanssen, Juni Rosann Engelien (PhD Thesis;2023:78, Doctoral thesis, 2024)The separation of cow and calf within the first day after calving is common practice in dairy farming, but cow-calf contact (CCC) systems are receiving increased attention from different stakeholders. This interest is ... -
Effect of access to dam on play behavior in dairy calves in a cow-calf contact system
Løver, Thea (Master thesis, 2022)The common practice of immediate separation of cow and calf in dairy production is being questioned, and there is an increasing interest from the public and from the industry to assess alternative solutions for cow-calf ... -
Hvordan påvirkes melkeytelsen i AMS de første 100 dagene av laktasjonen når kalven dier kua?
Hanssen, Henrik (Student paper, others, 2020)I konvensjonell melkeproduksjon er det ingen krav om at ku og kalv skal gå sammen i tiden etter fødsel. Det har lenge vært tradisjon for å separere ku og kalv rett etter fødsel, eller kort tid etter fødsel. I økologisk ... -
Indirect quantification of IgG using a digital refractometer, and factors associated with colostrum quality in Norwegian Red Cattle
Johnsen, Julie Føske; Johanne, Sørby; Mejdell, Cecilie Marie; Sogstad, Åse Margrethe; Nødtvedt, Ane C. W.; Holmøy, Ingrid Hunter (Peer reviewed; Journal article, 2019)Background: There is an increased interest in using digital refractometers to indirectly assess colostrum quality of dairy cattle, but knowledge on diagnostic accuracy for Norwegian Red dairy cows is lacking. Recent research ... -
Investigating cow−calf contact in a cow-driven system: performance of cow and calf
Johnsen, Julie Føske; Kischel, Stine Grønmo; Sætervik Rognskog, Maren; Vagle, Inga; Johanssen, Juni Rosann E.; Ruud, Lars Erik; Ferneborg, Sabine (Peer reviewed; Journal article, 2021) -
Investigating cow−calf contact in cow-driven systems: behaviour of the dairy cow and calf
Johnsen, Julie Føske; Johanssen, Juni Rosann E.; Vøien Aaby, Anna; Kischel, Stine Grønmo; Ruud, Lars Erik; Soki-Makilutila, Augustin; Kristiansen, Therese Bjørklund; Wibe, Anne; Bøe, Knut Egil; Ferneborg, Sabine (Peer reviewed; Journal article, 2021) -
Methodological terminology and definitions for research and discussion of cow-calf contact systems
Sirovnik, Janja; Barth, Kerstin; De Oliveira, Daiana; Ferneborg, Sabine; Haskell, Marie J.; Hillmann, Edna; Bak Jensen, Margit; Mejdell, Cecilie Marie; Napolitano, Fabio; Vaarst, Mette; Verwer, Cynthia; Waiblinger, Susanne; Zipp, Katharina; Johnsen, Julie Føske (Peer reviewed; Journal article, 2020)Due to increasing public concern regarding separation of the dairy cow and calf within the first days after birth, alternative systems, where cows and calves stay in contact for an extended period, are receiving increasing ... -
Methodology for experimental and observational animal studies in cow-calf contact systems
De Oliveira, Daiana; Barth, Kerstin; Haskell, Marie J.; Hillmann, Edna; Bak Jensen, Margit; Johnsen, Julie Føske; Mejdell, Cecilie Marie; Waiblinger, Susanne; Ferneborg, Sabine (Peer reviewed; Journal article, 2020) -
Sammenhengen mellom ku-kalv-kontakt og celletall i melk
Skog, Henriette Midtenget; Aune, Hilde Sandvik; Steinsli, Hanna Elise (Student paper, others, 2021)I denne fordypningsoppgaven har vi sammenlignet det gjennomsnittlige celletallet i melk hos to grupper med melkekyr, én som har fått gå med kalven (MedKalv) og én som ikke har det (UtenKalv). Studien foregikk på Senter for ...