Crossbred heifers
Qualitative characteristics of meat from confined crossbred heifers fed with lipid sources
... Twenty-one crossbred heifers (¼Nelore × ¼Santa Ger- trudis × ½Braunvieh) with an approximate age of 14 ± 3 months were used in this ...The heifers had been part of an experiment in which they ...
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Effect of the Dry Matter Intake Level on the Sanguine Profile of Glucose, Insulin, Urea, Estrogen and Progesterone and Concentration of IGF-I in the Follicular Liquid of Crossbred Heifers
... The aim of this work was to study effect of the dry matter intake level on the concentrations of glucose, insulin, urea, estrogen and progesterone in the blood and the level of IGF-I in the follicular liquid of ...
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Levels of mineral mixture and urea in supplementation of crossbred heifers, with Gyr predominance, reared at pasture during the dry season1 Bruno Pietsch Cunha Mendonça2 , Rogério de Paula Lana3 , Antonio Bento Mancio4 , Edenio Detmann4 , Analívia Martins
... for crossbred heifers, with Gyr predominance, in the dry season period in Zona da Mata region in Minas ...35 heifers distributed in a 2 × 2 + 1 factorial scheme, composed of two levels of urea (10 ...
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Slaughter weight did not alter carcass characteristics and meat quality of crossbred heifers supplemented and finished in a pasture system
... of crossbred heifers slaughtered at three different body ...The heifers were slaughtered with 330 (Light), 360 (Medium) and 400 (Heavy) kg body ...HEA heifers, intermediate for MED ...
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Ingestive behavior of crossbred heifers in four seasons related to the structure of stargrass pasture
... ABSTRACT. The ingestive behavior of crossbred heifers grazing on stargrass pasture was managed at two levels of light interception and two levels of post-grazing residual height. The experiment was ...
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Mammary gland development of prepubertal crossbred (Holstein x Gyr) heifers under different growth ratesDesenvolvimento da glândula mamária de novilhas mestiças (Holandês x Gir) prépúberes sob diferentes taxas de crescimento
... prepubertal crossbred heifers influences composition of mammary gland, independent of energy protein ratio on diet, where HG heifers showed a greater amount fat and less protein on PAR ...addition, ...
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Evaluation of body weight prediction Equations in growing heifers
... The Equations developed by Reis et al. (2008) presented a lower bias, which is associated with a greater contribution of RE in MSPE (Table 3). Equation 6 was more efficient in terms of BW prediction than Equation 5 in ...
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Correlation between intake and ingestive behavior of pasture-grazed heifers
... of crossbred heifers in grazing ...20 heifers with genetic makeup 5/8 dairy Guzerá and 3/8 Holstein, average age of 18 months and body weight of 187 ± ...
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Levels of supplementation for grazing beef heifers
... of heifers on pasture during the rainy-dry transition and dry season in Brazil or tropical ...Thirty crossbred heifers with predominance of Zebu breed were used in a completely randomized ...
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Energy and protein requirements of crossbred cattle in feedlot
... dairy crossbred bull with 450 kg of BW and 1 kg day -1 of BWG, which is lower compared with the value found by Valadares Filho et ...purebred heifers and Nellore x Angus and Nellore x Simmental ...
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Daily intake of lactating crossbred cows grazing elephant grass rotationally
... Abstract The goal of this trial was to estimate the total dry matter (TDMI) and daily pasture dry matter intakes (PDMI) by lactating crossbred Holstein Zebu cows grazing elephant grass (Pennisetum purpureum ...
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Energy and protein requirements of crossbred (Holstein × Gyr) growing bulls
... The dairy Gyr (Bos indicus) breed has mainly been selected for milk yield and it is found throughout coun- tries in South America, including Brazil. The desirable characteristics of dairy Gyr have increased interest in ...
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Sugarcane bagasse as only roughage for crossbred lactating cows in semiarid regions
... for crossbred lactating cows in the region, aimed at producing 20 kg milk per day, based on spineless cactus, sugarcane bagasse, and concentrate (Ferreira et ...
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Mineral deficiency predisposes occurrence of retention of placenta in crossbred
... The serum Ca and P ratio obtained at ‘0’ h (at par- turition) in ROP and control groups were 1.77±0.12 and 2.08±0.08, respectively. The corresponding values of serum Ca and P ratio at 12 h after parturition were ...
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FACTORS AFFECTING HEAT TOLERANCE IN CROSSBRED CATTLE IN CENTRAL BRAZIL
... Table 1 shows rectal temperature (RT), heart rate (HR) respiratory rate (RR) and milk production in crossbred cattle. We observed low variability. RR has a high coefficient of variation as does milk production. ...
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Factors affecting heat tolerance in crossbred cattle in central Brazil
... the crossbred groups may be controlling body temperature in such a way as not to cause an increase in ...in crossbred cows exposed to the sun, confirming their poorer adaptation in comparison with zebu ...
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Energy and protein requirements for growth of Holstein × Gyr heifers
... To evaluate the apparent total-tract digestibility of the dietary constituents and consequently the metabolizable energy (ME) intake, we performed a digestibility trial during the last week of the experi- mental period ...
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QUARTER-WISE COMPARATIVE PREVALENCE OF MASTITIS IN BUFFALOES AND CROSSBRED COWS
... In order to increase the milk yield, crossing of the local nondescript cows with the semen of bulls of temperate breeds has been recommended. Published information on the quarter-wise comparative prevalence of mastitis ...
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Digestive aspects of Holstein heifers pregnantsAspectos digestivos de novilhas Holandesas gestantes
... In their study, Brscic et al. (2015) evaluated metabolite values (albumin, urea, triglycerides, fatty acids, among others) as a reference for heifers during late-gestation, while comparing the values for ...
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EFFECT OF GnRH AND PHOSPHORUS IN DELAYED PUBERTAL SURTI BUFFALO HEIFERS
... conception rate was carried out by various researchers (Mwaanga et al., 2004; Raj et al., 2006; Ghuman et al., 2009; Ahmed et al., 2010; Derar et al., 2012) and found satisfactory estrus induction response (75 to 100%) ...
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