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EFFECT OF CALVING INTERVAL, DAYS OPEN AND DRY PERIOD ON DAIRY FARM PROFIT

BVMJ • 2012
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Publication Information
Authors Sosa, G.A. ; Atallah, S.T , Liza S. Reda
Keywords Calving, Cattle, Days Open, Dry period
Journal BVMJ
Publisher Not Available
Volume 23
Issue 1
Pages 94-108
publication.type International
Paper Link Not Available
Supplementary Materials Not Available
Abstract
The present study aimed to determine the effect of calving interval, days open and dry period on the
reproductive, productive and economic efficiency of dairy farms under Egyptian conditions. This
study was carried out through field survey in different regions of Egypt include (Menofia, Kaliobeia
and El Giza province) during the period extended from May 2009 to October 2011 on random
samples of dairy production sectors. These sectors were individual Farmers (Fallah), Private farms
and Governmental farms. The dairy breeds included in this study were Balady (local breed), HolsteinFriesian (exotic breed), and Cross-bred (Balady X Friesian). The reproductive, productive and
economic data were collected from a cross-sectional and longitudinal and field survey. the value of
total return and net profit differ significantly at (P