Optimal growth of heifers and dairy herd production and profitability

Kód výsledku v IS VaVaI

<a href="https://www.isvavai.cz/riv?ss=detail&h=RIV%2F60460709%3A41210%2F14%3A66218" target="_blank" >RIV/60460709:41210/14:66218 - isvavai.cz</a>

Nalezeny alternativní kódy

RIV/00027014:_____/14:#0002098

Výsledek na webu

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DOI - Digital Object Identifier

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Jazyk výsledku

angličtina

Název v původním jazyce

Optimal growth of heifers and dairy herd production and profitability

Popis výsledku v původním jazyce

Heifer rearing is an integral part of dairy herd turnover. The method od heifer rearing and length rearing period determine the cost and quality of heifers entering the dairy herd and replacing culled or problém cows. Dairy herds need enough replacementheifers. Therefore, the proper rearing management has a considerable impact on farm profitability. Nevertheless, the heifer rearing os often neglected in dairy herd management. The aim od this thesis is to define consequences of heifer rearing managementdecisions, on the economic model of herd dynamics in biological context, developed for this purpose. The database with heifer rearing data was evaluated using software developed by ourselves with SAS 9.2 and systém of general procedures supported by MSExcel and R-software. The sourece data for the evaluation of heifer rearing and the subsequent production and reproductive performance were obtained from 2 farms (ŠZP Lány - Czech University of Life Sciences Prague, and Netluky Prague-Uhř

Název v anglickém jazyce

Optimal growth of heifers and dairy herd production and profitability

Popis výsledku anglicky

Heifer rearing is an integral part of dairy herd turnover. The method od heifer rearing and length rearing period determine the cost and quality of heifers entering the dairy herd and replacing culled or problém cows. Dairy herds need enough replacementheifers. Therefore, the proper rearing management has a considerable impact on farm profitability. Nevertheless, the heifer rearing os often neglected in dairy herd management. The aim od this thesis is to define consequences of heifer rearing managementdecisions, on the economic model of herd dynamics in biological context, developed for this purpose. The database with heifer rearing data was evaluated using software developed by ourselves with SAS 9.2 and systém of general procedures supported by MSExcel and R-software. The sourece data for the evaluation of heifer rearing and the subsequent production and reproductive performance were obtained from 2 farms (ŠZP Lány - Czech University of Life Sciences Prague, and Netluky Prague-Uhř

Druh

B - Odborná kniha

CEP obor

GG - Chov hospodářských zvířat

OECD FORD obor

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Projekt

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Návaznosti

S - Specificky vyzkum na vysokych skolach

Rok uplatnění

2014

Kód důvěrnosti údajů

S - Úplné a pravdivé údaje o projektu nepodléhají ochraně podle zvláštních právních předpisů

ISBN

978-3-659-58200-4

Počet stran knihy

84

Název nakladatele

LAP Lambert Academic Publishing

Místo vydání

Saarbrücken, Germany

Kód UT WoS knihy

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