{"id":21020,"date":"2026-04-13T20:08:43","date_gmt":"2026-04-13T20:08:43","guid":{"rendered":"https:\/\/ggi-czech.cz\/?p=21020"},"modified":"2026-04-13T20:11:06","modified_gmt":"2026-04-13T20:11:06","slug":"nove-hodnoceni-holstynskych-byku-v-cr-aneb-vitejte-v-altalandu","status":"publish","type":"post","link":"https:\/\/ggi-czech.cz\/en\/nove-hodnoceni-holstynskych-byku-v-cr-aneb-vitejte-v-altalandu\/","title":{"rendered":"Nov\u00e9 hodnocen\u00ed hol\u0161t\u00fdnsk\u00fdch b\u00fdk\u016f v \u010cR aneb v\u00edtejte v Altalandu"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"21020\" class=\"elementor elementor-21020\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-217cd2db elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"217cd2db\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-4cbb675a\" data-id=\"4cbb675a\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-21e896d elementor-widget elementor-widget-spacer\" data-id=\"21e896d\" data-element_type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6580cc64 elementor-widget elementor-widget-text-editor\" data-id=\"6580cc64\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Je to rok co Plemdat p\u0159e\u0161el na nov\u00fd model hodnocen\u00ed a ur\u010dov\u00e1n\u00ed hodnoty SIH v\u00a0\u010cR. P\u016fvodn\u00ed model ji\u017e nebyl schopen pojmout objem dat, kter\u00e1 dnes do v\u00fdpo\u010dtu vstupuj\u00ed, a musel b\u00fdt nahrazen modelem nov\u00fdm. Je to norm\u00e1ln\u00ed v\u00fdvoj, kter\u00fd se d\u011bje ve v\u0161ech vysp\u011bl\u00fdch populac\u00edch. Bohu\u017eel v\u00a0\u010cR se tento p\u0159erod p\u0159\u00edli\u0161 nepoda\u0159il. Od sam\u00e9ho spu\u0161t\u011bn\u00ed nov\u00e9ho modelu bud\u00ed rozpaky fakt, \u017ee model preferuje n\u011bkter\u00e9 b\u00fdky (p\u0159ev\u00e1\u017en\u011b z\u00a0programu Alta) a s\u00a0t\u00edm je spojen radik\u00e1ln\u00ed pokles plemenn\u00fdch hodnot b\u00fdk\u016f pozitivn\u011b hodnocen\u00fdch v\u00a0minulosti.<\/p><p>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 \u0160lecht\u011bn\u00ed je dlouhodob\u00fd proces vy\u017eaduj\u00edc\u00ed stabilitu a trouf\u00e1m si \u0159\u00edci, \u017ee \u0161lecht\u011bn\u00ed se u n\u00e1s ub\u00edralo spr\u00e1vn\u00fdm sm\u011brem. Fenotypov\u00e9 projevy u\u017eitkovosti a exteri\u00e9ru se ka\u017ed\u00fdm rokem zlep\u0161ovaly a celkov\u00e1 \u00farove\u0148 chovu hol\u0161t\u00fdnsk\u00e9ho skotu v\u00a0\u010cR spl\u0148ovala sv\u011btov\u00e9 parametry. Dnes to ale vypad\u00e1, \u017ee se \u0161lecht\u011bn\u00ed ned\u011blalo spr\u00e1vn\u011b. Paradoxn\u011b tak nejv\u011bt\u0161\u00ed probl\u00e9m maj\u00ed chovatel\u00e9 a \u0161lechtitel\u00e9, kte\u0159\u00ed vyu\u017e\u00edvali n\u00e1rodn\u00ed index SIH naplno tvo\u0159ili sv\u00e9 st\u00e1do podle t\u011bchto parametr\u016f. \u0160lecht\u011bn\u00ed je dlouhodob\u00fd proces vy\u017eaduj\u00edc\u00ed stabilitu.<\/p><p>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Na\u0161e firma ji\u017e 34 let dod\u00e1v\u00e1 \u010desk\u00fdm chovatel\u016fm \u0161pi\u010dkovou genetiku z\u00a0SRN. T\u011b\u017e\u00edme z\u00a0bl\u00edzk\u00e9 po\u010detn\u00e9 populace chovan\u00e9 v\u00a0podobn\u00fdch p\u0159\u00edrodn\u00edch podm\u00ednk\u00e1ch a stejn\u00e9 krmivov\u00e9 z\u00e1kladny ty nejlep\u0161\u00ed plemen\u00edky. V\u00a0minulosti se dala vysledovat i bl\u00edzk\u00e1 n\u00e1vaznost na\u0161eho indexu SIH s\u00a0n\u011bmeck\u00fdm RZG. Vlo\u017een\u00edm zdravotn\u00edch znaku do v\u00fdpo\u010dtu v\u00a0SRN se sice v\u00fdsledky rozd\u011blily, ale po\u0159\u00e1d bylo mo\u017eno sledovat podobn\u00e9 tendence.<\/p><p>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Dnes je jedni\u010dkou prov\u011b\u0159en\u00fdch b\u00fdk\u016f v\u00a0SRN Picard NXB 932 (Pikachu x Casino). Byl u n\u00e1s nasazen jako genomick\u00fd se stabiln\u00ed hodnotou gSIH okolo 140. V\u00a0dubnu 2025 spadl na 133 a tam se dr\u017eel, ne\u017e do\u0161lo k n\u00e1stupu\u00a0hodnocen\u00ed dcer. Od prosince 2025 postupn\u011b navy\u0161uje sv\u00e9 hodnocen\u00ed v\u00a0SIH.<\/p><p>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Kdy\u017e se pod\u00edv\u00e1me na aktu\u00e1ln\u00ed hodnocen\u00ed mlad\u00fdch b\u00fdk\u016f v\u00a0TOP 10, najdeme u v\u0161ech americkou genetiku s\u00a0dominanc\u00ed b\u00fdka Altaplinko NBR 004, kter\u00fd je tak\u00e9 nejl\u00e9pe hodnocen\u00fdm prov\u011b\u0159en\u00fdm b\u00fdkem v\u00a0\u010cR. Je tu jasn\u011b vid\u011bt vliv nov\u00e9ho modelu p\u0159evzat\u00e9ho z\u00a0univerzity v\u00a0Georgii, kter\u00fd preferuje americk\u00e9 b\u00fdky. Asi je to logick\u00e9, ale je ot\u00e1zka, zda je to prosp\u011b\u0161n\u00e9 z\u00a0hlediska \u0161lecht\u011bn\u00ed v\u00a0\u010cR. Dostali jsme se do paradoxn\u00ed situace, kdy \u010dty\u0159i nejl\u00e9pe hodnocen\u00ed prov\u011b\u0159en\u00ed b\u00fdci maj\u00ed lep\u0161\u00ed hodnotu indexu SIH (143,9 \u2013 141) ne\u017e nejl\u00e9pe hodnocen\u00fd genomick\u00fd b\u00fdk (140,8). Mimochodem nejl\u00e9pe hodnocen\u00fd genom\u00e1k je narozen v\u00a0roce 2021. \u00dasudek si ud\u011blejte sami.<\/p><p>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Doporu\u010duji tak\u00e9 zhl\u00e9dnout v\u00fdvoj plemenn\u00fdch hodnot u aktu\u00e1ln\u011b hv\u011bzdn\u00fdch b\u00fdk\u016f a jejich posun po dubnu 2025. V\u0161em jsou tato data p\u0159\u00edstupn\u00e1 na str\u00e1nk\u00e1ch Plemdatu. \u00a0\u00a0\u00a0\u00a0<\/p><p>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 P\u0159ejeme v\u00e1m hodn\u011b \u0161t\u011bst\u00ed p\u0159i volb\u011b nov\u00fdch plemen\u00edk\u016f pro va\u0161e st\u00e1do a v\u011b\u0159\u00edme, \u017ee zdrav\u00fd rozum nakonec zv\u00edt\u011bz\u00ed.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-18f3021 elementor-widget elementor-widget-spacer\" data-id=\"18f3021\" data-element_type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5a29cf1 scroll-motion-no elementor-widget elementor-widget-image\" data-id=\"5a29cf1\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"500\" height=\"383\" src=\"https:\/\/ggi-czech.cz\/wp-content\/uploads\/2026\/04\/2603.jpg\" class=\"attachment-large size-large wp-image-21021\" alt=\"\" srcset=\"https:\/\/ggi-czech.cz\/wp-content\/uploads\/2026\/04\/2603.jpg 500w, https:\/\/ggi-czech.cz\/wp-content\/uploads\/2026\/04\/2603-300x230.jpg 300w, https:\/\/ggi-czech.cz\/wp-content\/uploads\/2026\/04\/2603-16x12.jpg 16w\" sizes=\"(max-width: 500px) 100vw, 500px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2367642 elementor-widget elementor-widget-spacer\" data-id=\"2367642\" data-element_type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>Je to rok co Plemdat p\u0159e\u0161el na nov\u00fd model hodnocen\u00ed a ur\u010dov\u00e1n\u00ed hodnoty SIH v\u00a0\u010cR. P\u016fvodn\u00ed model ji\u017e nebyl schopen pojmout objem dat, kter\u00e1 dnes do v\u00fdpo\u010dtu vstupuj\u00ed, a musel b\u00fdt nahrazen modelem nov\u00fdm. Je to norm\u00e1ln\u00ed v\u00fdvoj, kter\u00fd se d\u011bje&#8230;<\/p>","protected":false},"author":1,"featured_media":21021,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[],"class_list":["post-21020","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ggiczech"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v20.11 (Yoast SEO v24.7) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Nov\u00e9 hodnocen\u00ed hol\u0161t\u00fdnsk\u00fdch b\u00fdk\u016f v \u010cR aneb v\u00edtejte v Altalandu - GGI CZECH s.r.o.<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/ggi-czech.cz\/en\/nove-hodnoceni-holstynskych-byku-v-cr-aneb-vitejte-v-altalandu\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Nov\u00e9 hodnocen\u00ed hol\u0161t\u00fdnsk\u00fdch b\u00fdk\u016f v \u010cR aneb v\u00edtejte v Altalandu\" \/>\n<meta property=\"og:description\" content=\"Je to rok co Plemdat p\u0159e\u0161el na nov\u00fd model hodnocen\u00ed a ur\u010dov\u00e1n\u00ed hodnoty SIH v\u00a0\u010cR. 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