"Anal\u00FDzou p\u0159e\u017Eitelnosti bylo odhadnuto riziko vy\u0159azov\u00E1n\u00ED podle po\u0159ad\u00ED a st\u00E1dia laktace u hol\u0161t\u00FDnsk\u00E9ho plemene. Soubor zahrnoval 178 044 krav. V\u00A0modelu byly \u010Dasov\u011B z\u00E1visl\u00E9 efekty roku a obdob\u00ED otelen\u00ED, st\u00E1da, po\u0159ad\u00ED laktace, obdob\u00ED laktace, velikosti st\u00E1da, t\u0159\u00EDda ml\u00E9\u010Dn\u00E9 u\u017Eitkovosti; d\u00E1le efekt otce a regrese na v\u011Bk p\u0159i prvn\u00EDm otelen\u00ED. Nejv\u011Bt\u0161\u00ED riziko vy\u0159azen\u00ED jsme na\u0161li na za\u010D\u00E1tku laktace v\u00A0dob\u011B st\u00E1n\u00ED na sucho. Riziko vy\u0159azen\u00ED klesalo s\u00A0po\u0159ad\u00EDm laktace. Pro kr\u00E1vy v\u00A0nejni\u017E\u0161\u00ED t\u0159\u00EDd\u011B u\u017Eitkovosti bylo riziko vy\u0159azen\u00ED 2,5 vy\u0161\u0161\u00ED ne\u017E u krav s\u00A0nejvy\u0161\u0161\u00ED u\u017Eitkovost\u00ED." . . "Vy\u0159azov\u00E1n\u00ED dojnic b\u011Bhem laktace, anal\u00FDza p\u0159e\u017Eitelnosti"@cs . "Culling of cows during lactation, survival analysis"@en . . "Culling of cows during lactation, survival analysis"@en . . "RIV/00027014:_____/10:#0001245" . "Vy\u0159azov\u00E1n\u00ED dojnic b\u011Bhem laktace, anal\u00FDza p\u0159e\u017Eitelnosti" . . "Survival analysis was used to estimate the risk of culling for parity and stage of lactation in Holstein breed. The data set consisted of 178 044 cows. The model included the time-dependent effects parity, stage of lactation, herd, year x season, herd size, class of milk production within herd and year, effect sire and age at the first calving. The highest risk of culling was found for cows at the beginning lactation and during dry period. The risk of culling decreased with parity. The risk of culling of cows assigned to the lowest milk production class was 2.5 times higher than that of cows assigned to the highest milk production class."@en . . "Vy\u0159azov\u00E1n\u00ED dojnic b\u011Bhem laktace, anal\u00FDza p\u0159e\u017Eitelnosti" . "N\u00E1\u0161 chov" . "0027-8068" . . . "RIV/00027014:_____/10:#0001245!RIV11-MZE-00027014" . "Anal\u00FDzou p\u0159e\u017Eitelnosti bylo odhadnuto riziko vy\u0159azov\u00E1n\u00ED podle po\u0159ad\u00ED a st\u00E1dia laktace u hol\u0161t\u00FDnsk\u00E9ho plemene. Soubor zahrnoval 178 044 krav. V\u00A0modelu byly \u010Dasov\u011B z\u00E1visl\u00E9 efekty roku a obdob\u00ED otelen\u00ED, st\u00E1da, po\u0159ad\u00ED laktace, obdob\u00ED laktace, velikosti st\u00E1da, t\u0159\u00EDda ml\u00E9\u010Dn\u00E9 u\u017Eitkovosti; d\u00E1le efekt otce a regrese na v\u011Bk p\u0159i prvn\u00EDm otelen\u00ED. Nejv\u011Bt\u0161\u00ED riziko vy\u0159azen\u00ED jsme na\u0161li na za\u010D\u00E1tku laktace v\u00A0dob\u011B st\u00E1n\u00ED na sucho. Riziko vy\u0159azen\u00ED klesalo s\u00A0po\u0159ad\u00EDm laktace. Pro kr\u00E1vy v\u00A0nejni\u017E\u0161\u00ED t\u0159\u00EDd\u011B u\u017Eitkovosti bylo riziko vy\u0159azen\u00ED 2,5 vy\u0161\u0161\u00ED ne\u017E u krav s\u00A0nejvy\u0161\u0161\u00ED u\u017Eitkovost\u00ED."@cs . "Vy\u0159azov\u00E1n\u00ED dojnic b\u011Bhem laktace, anal\u00FDza p\u0159e\u017Eitelnosti"@cs . . . "Zavadilov\u00E1, Ludmila" . "2"^^ . . . "Holstein, stage of lactation, risk of culling, survival analysis"@en . . . . "\u0160t\u00EDpkov\u00E1, Miloslava" . "CZ - \u010Cesk\u00E1 republika" . "2"^^ . "70" . "Z(MZE0002701404)" . "[5DC55D4CF6C0]" . "2"^^ . "297184" . . . "9" . .