Study Conditions
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Caballero Dairy
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Started 5/12/09
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Average DIM 75
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Ran for 5 weeks
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4 pens (2 first, 2 older)
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300 cows per pen
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10% of cows used in analysis
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Oscillating Fan System
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Two temp settings
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68 °F‐ Lo
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78° F ‐ Hi
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Red River Dairy
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Started 05/08/09
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Average DIM 72
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Ran for 6 weeks
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2 pens (all multiparous)
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550 cows/pen
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10% of cows used in analysis
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Korral Kool coolers
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Two temp settings
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70‐74 °F ‐ Lo
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78‐82 °F ‐ Hi