{"id":1597,"date":"2023-04-07T16:15:51","date_gmt":"2023-04-07T14:15:51","guid":{"rendered":"https:\/\/www.rumexperts.vet\/?post_type=training&#038;p=1597"},"modified":"2024-03-19T21:53:02","modified_gmt":"2024-03-19T20:53:02","slug":"public-action-selenium-colostral","status":"publish","type":"training","link":"https:\/\/www.rumexperts.vet\/en\/training\/public-action-selenium-colostral","title":{"rendered":"Public &#8211; Comment reconnaitre un bon colostrum"},"content":{"rendered":"<div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-1 fusion-flex-container has-pattern-background has-mask-background nonhundred-percent-fullwidth non-hundred-percent-height-scrolling\" style=\"--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;--awb-flex-wrap:wrap;\" ><div class=\"fusion-builder-row fusion-row fusion-flex-align-items-flex-start fusion-flex-content-wrap\" style=\"max-width:1248px;margin-left: calc(-4% \/ 2 );margin-right: calc(-4% \/ 2 );\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-0 fusion_builder_column_1_1 1_1 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:100%;--awb-margin-top-large:0px;--awb-spacing-right-large:1.92%;--awb-margin-bottom-large:20px;--awb-spacing-left-large:1.92%;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:1.92%;--awb-spacing-left-medium:1.92%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-1 fusion_builder_column_2_3 2_3 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:66.666666666667%;--awb-margin-top-large:0px;--awb-spacing-right-large:2.88%;--awb-margin-bottom-large:20px;--awb-spacing-left-large:2.88%;--awb-width-medium:66.666666666667%;--awb-order-medium:0;--awb-spacing-right-medium:2.88%;--awb-spacing-left-medium:2.88%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-text fusion-text-1\" style=\"--awb-content-alignment:justify;\"><p>Le colostrum est l\u2019aliment le plus important de la vie du veau, et au-del\u00e0 de l\u2019apport en anticorps il contient une multitude de composants qui vont largement conditionner l\u2019avenir du veau tant \u00e0 court qu\u2019\u00e0 long terme.<\/p>\n<p><strong>La teneur en anticorps<\/strong> (immunoglobulines de type G, IgG) nous permettra de d\u00e9terminer les quantit\u00e9s de colostrum \u00e0 fournir au veau dans les 24H pour r\u00e9ussir son transfert d\u2019immunit\u00e9 (norme <strong>RumeXperts\u00a0<\/strong>: &gt; 20g d\u2019IgG\/L sang chez le veau entre 2-7j).<\/p>\n<p>L\u2019utilisation d\u2019un r\u00e9fractom\u00e8tre permettra d\u2019obtenir la concentration en IgG et d\u00e8s lors le litrage minimal \u00e0 fournir au veau pour obtenir le meilleur transfert d\u2019immunit\u00e9 que possible (<strong>norme RumeXperts<\/strong> : 5g d\u2019IgG\/kg de poids vif) dans les 24H dont la moiti\u00e9 end\u00e9ans les 2h.<em>Par exemple<\/em>, si la concentration en IgG mesur\u00e9e par le r\u00e9fractom\u00e8tre est de 50g\/L et le poids du veau de 50 kg, alors il faudra donner 5 L de colostrum pour atteindre l\u2019ingestion d\u2019anticorps recommand\u00e9e.<\/p>\n<p>Attention, l\u2019analyse d\u2019un colostrum ne doit pas se r\u00e9aliser sur les premiers jets extraits de la mamelle car la concentration\u00a0 en IgG de celui-ci risque d\u2019\u00eatre sur\u00e9valu\u00e9e. De m\u00eame, il est pr\u00e9f\u00e9rable d\u2019analyser le colostrum issu du m\u00e9lange des 4 quartiers car les concentrations en IgG peuvent l\u00e9g\u00e8rement diff\u00e9rer d\u2019un quartier \u00e0 l\u2019autre. La concentration dans la mamelle diminue avec le temps, c\u2019est pourquoi il faut id\u00e9alement le r\u00e9colter dans les 2h apr\u00e8s v\u00ealage.<\/p>\n<p>La pr\u00e9sence de <strong>s\u00e9l\u00e9nium<\/strong> dans le colostrum est un \u00e9l\u00e9ment important permettant d\u2019optimiser l\u2019absorption d\u2019anticorps jusqu\u2019\u00e0 30 %. Lors d\u2019une de nos \u00e9tudes, nous avons pu \u00e9mettre nos recommandations pour la race BBB quant \u00e0 la teneur id\u00e9ale en s\u00e9l\u00e9nium colostral\u00a0: &gt;80 \u00b5g\/L.<\/p>\n<p><strong>L\u2019hygi\u00e8ne du pr\u00e9l\u00e8vement <\/strong>du colostrum fait partie des crit\u00e8res des plus important. En effet, le colostrum est un excellent milieu pour le d\u00e9veloppement des bact\u00e9ries. De plus, celles-ci sont capable de se lier aux IgG et donc d\u2019en diminuer la quantit\u00e9 absorb\u00e9e. Un colostrum de qualit\u00e9 aura une charge bact\u00e9rienne totale inf\u00e9rieure \u00e0 100000 CFU\/mL et une charge en coliformes inf\u00e9rieure \u00e0 10000 CFU\/ml.<\/p>\n<\/div><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-2 fusion_builder_column_1_3 1_3 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:33.333333333333%;--awb-margin-top-large:0px;--awb-spacing-right-large:5.76%;--awb-margin-bottom-large:20px;--awb-spacing-left-large:5.76%;--awb-width-medium:33.333333333333%;--awb-order-medium:0;--awb-spacing-right-medium:5.76%;--awb-spacing-left-medium:5.76%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-image-element \" style=\"--awb-caption-title-font-family:var(--h2_typography-font-family);--awb-caption-title-font-weight:var(--h2_typography-font-weight);--awb-caption-title-font-style:var(--h2_typography-font-style);--awb-caption-title-size:var(--h2_typography-font-size);--awb-caption-title-transform:var(--h2_typography-text-transform);--awb-caption-title-line-height:var(--h2_typography-line-height);--awb-caption-title-letter-spacing:var(--h2_typography-letter-spacing);\"><span class=\" fusion-imageframe imageframe-none imageframe-1 hover-type-none\"><img decoding=\"async\" width=\"478\" height=\"356\" title=\"COLOSTRUM IMAGE 1\" src=\"https:\/\/www.rumexperts.vet\/wp-content\/uploads\/2023\/03\/COLOSTRUM-IMAGE-1.png\" data-orig-src=\"https:\/\/www.rumexperts.vet\/wp-content\/uploads\/2023\/03\/COLOSTRUM-IMAGE-1.png\" alt class=\"lazyload img-responsive wp-image-1576\" srcset=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%27http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%27%20width%3D%27478%27%20height%3D%27356%27%20viewBox%3D%270%200%20478%20356%27%3E%3Crect%20width%3D%27478%27%20height%3D%27356%27%20fill-opacity%3D%220%22%2F%3E%3C%2Fsvg%3E\" data-srcset=\"https:\/\/www.rumexperts.vet\/wp-content\/uploads\/2023\/03\/COLOSTRUM-IMAGE-1-200x149.png 200w, https:\/\/www.rumexperts.vet\/wp-content\/uploads\/2023\/03\/COLOSTRUM-IMAGE-1-400x298.png 400w, https:\/\/www.rumexperts.vet\/wp-content\/uploads\/2023\/03\/COLOSTRUM-IMAGE-1.png 478w\" data-sizes=\"auto\" data-orig-sizes=\"(max-width: 640px) 100vw, 400px\" \/><\/span><\/div><\/div><\/div><\/div><\/div>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":16,"featured_media":1575,"template":"","keyword":[],"theme":[135],"class_list":["post-1597","training","type-training","status-publish","has-post-thumbnail","hentry","theme-environnement"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.rumexperts.vet\/en\/wp-json\/wp\/v2\/training\/1597","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.rumexperts.vet\/en\/wp-json\/wp\/v2\/training"}],"about":[{"href":"https:\/\/www.rumexperts.vet\/en\/wp-json\/wp\/v2\/types\/training"}],"author":[{"embeddable":true,"href":"https:\/\/www.rumexperts.vet\/en\/wp-json\/wp\/v2\/users\/16"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.rumexperts.vet\/en\/wp-json\/wp\/v2\/media\/1575"}],"wp:attachment":[{"href":"https:\/\/www.rumexperts.vet\/en\/wp-json\/wp\/v2\/media?parent=1597"}],"wp:term":[{"taxonomy":"keyword","embeddable":true,"href":"https:\/\/www.rumexperts.vet\/en\/wp-json\/wp\/v2\/keyword?post=1597"},{"taxonomy":"theme","embeddable":true,"href":"https:\/\/www.rumexperts.vet\/en\/wp-json\/wp\/v2\/theme?post=1597"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}