3 resultados para Dairy cattle -- Catalonia -- Malla
em Instituto Politécnico do Porto, Portugal
Resumo:
A Cooperativa Agrcola de Vila do Conde desenvolve um negcio de fabrico e comercializao de misturas complementares para alimentao bovina, sobretudo para vacas leiteiras. H alguns anos a esta parte, esta Cooperativa sabe que ter que deslocalizar a unidade fabril existente devido a imposies da Direo Geral de Alimentao e Veterinria, relacionadas com questes de natureza ambiental. A necessidade de ser realizado um novo investimento, para garantir a sustentabilidade do negcio mais rentvel gerido por esta Cooperativa, levou a pensar-se na possibilidade de construo de uma nova unidade fabril, de dimenso superior, capaz de servir outras cooperativas, visando o desejado entendimento das cooperativas em torno de um objetivo comum, logrando a obteno de economias de escala, de extrema importncia para a sobrevivncia do setor leiteiro na regio do Entre Douro e Minho. Para o efeito ser constituda uma nova sociedade por quotas, designada por AGRIVIL XXI, Lda., de capital exclusivamente cooperativo, possibilitando que, em cada momento, se possa aferir a situao econmica e financeira do negcio de forma mais rigorosa e autnoma. Esta realidade foi conducente elaborao do presente Plano de Negcios que se espera profcuo para definio dos objetivos e metas a atingir num futuro prximo pela Cooperativa Agrcola de Vila do Conde. As anlises de viabilidade e do risco do projeto demonstraram estarem criadas as condies de aceitao do mesmo, sendo expectvel um VAL de 1.371.764 euros, uma TIR de 12,04% e um pay-back period prximo dos 11 anos. No entanto notrio a existncia de um risco inerente ao investimento na medida em que o montante dos fluxos gerados tende a aproximar-se dos fluxos investidos, no gerando um excedente de riqueza significativo.
Resumo:
Epidemiologic studies have reported an inverse association between dairy product consumption and cardiometabolic risk factors in adults, but this relation is relatively unexplored in adolescents. We hypothesized that a higher dairy product intake is associated with lower cardiometabolic risk factor clustering in adolescents. To test this hypothesis, a cross-sectional study was conducted with 494 adolescents aged 15 to 18 years from the Azorean Archipelago, Portugal. We measured fasting glucose, insulin, total cholesterol, high-density lipoprotein cholesterol, triglycerides, systolic blood pressure, body fat, and cardiorespiratory fitness. We also calculated homeostatic model assessment and total cholesterol/high-density lipoprotein cholesterol ratio. For each one of these variables, a z score was computed using age and sex. A cardiometabolic risk score (CMRS) was constructed by summing up the z scores of all individual risk factors. High risk was considered to exist when an individual had at least 1 SD from this score. Diet was evaluated using a food frequency questionnaire, and the intake of total dairy (included milk, yogurt, and cheese), milk, yogurt, and cheese was categorized as low (equal to or below the median of the total sample) or appropriate (above the median of the total sample).The association between dairy product intake and CMRS was evaluated using separate logistic regression, and the results were adjusted for confounders. Adolescents with high milk intake had lower CMRS, compared with those with low intake (10.6% vs 18.1%, P = .018). Adolescents with appropriate milk intake were less likely to have high CMRS than those with low milk intake (odds ratio, 0.531; 95% confidence interval, 0.302-0.931). No association was found between CMRS and total dairy, yogurt, and cheese intake. Only milk intake seems to be inversely related to CMRS in adolescents.
Resumo:
BACKGROUND: Some studies have reported an inverse association between dairy product (DP) consumption and weight or fat mass loss. OBJECTIVES: The objective of our study was to assess the association between DP intake and abdominal obesity (AO) among Azorean adolescents. SUBJECTS/METHODS: This study was a cross-sectional analysis. A total of 903 adolescents (370 boys) aged 15--16 years was evaluated. Anthropometric measurements were collected (weight, height and waist circumference (WC)) and McCarthys cut-points were used to categorize WC. AO was defined when WC was X90th percentile. Adolescent food intake was assessed using a self-administered semiquantitative food frequency questionnaire and DP intake was categorized in o2 and X2 servings/day. Data were analyzed separately for girls and boys, and logistical regression was used to estimate the association between DPs and AO adjusting for potential confounders. RESULTS: The prevalence of AO was 54.9% (boys: 32.1% and girls: 70.7%, Po0.001). For boys and girls, DP consumption was 2.31.9 and 2.11.6 servings/day (P0.185), respectively. In both genders, the proportion of adolescents with WC o90th percentile was higher among individuals who reported a dairy intake of X2 servings/day compared with those with an intake o2 servings/day (boys: 71% vs 65% and girls: 36% vs 24%, Po0.05). After adjustments for confounders, two or more DP servings per day were a negative predictor of AO (odds ratio, 0.217; 95% confidence interval, 0.075 -- 0.633) only in boys. CONCLUSION: We found a protective association between DP intake and AO only in boys.