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The Effects Of Implementing Cow Cooling For Oostdam Dairy: Benefits From Milk Production, Feed Intake, And Reproduction, Mark Oostdam
The Effects Of Implementing Cow Cooling For Oostdam Dairy: Benefits From Milk Production, Feed Intake, And Reproduction, Mark Oostdam
Dairy Science
Heat stress has a major effect on management decisions for a dairy operation because of the decrease in the cows productivity. Dairy cattle loose efficiency of economic production due to lower milk yields and decreased pregnancy rates. Milk loss due to heat stressed cows in California averages a loss of 293 kg of milk/cow/year(St.-Pierre et al., 2003), and with milk prices reaching record highs, dairies are losing out on increased revenue opportunity. Increases in reproductive infertility from heat stress also affect revenue for a dairy operation by reducing conception rates (Hansen 1997) and pregnancy rates, which causes the average days …