cleaned, power washed and ensure they are
in good, working order. Make sure the grill
and blade are free of debris, and that the fan
is mounted correctly. Dirty fans can reduce
airﬂ ow by as much as 50%, Bailey said. He
also advised that fans be at a 15- to 18-de-
gree tilt to blow air on the animals. Fans
should begin blowing at 65° Fahrenheit.
3) Make sure control boxes for soak-
ing cows are set to start at 68° F. Cows can
undergo heat stress at a heat index of 68.
The heat index is based on temperature and
humidity, and charts speciﬁ cally for cattle
are available to determine the cattle heat
index in your climate.
4) Complete maintenance on soaker
lines to determine if they are functioning
Dan Rice, Albers Dairy
Equipment, right, an-
swers questions from
Chris Fieber, of Fieber
Dairy, LLP, located in
Please turn to page 20
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www.dairybusiness.com May 2012 WESTERNDAIRYBUSINESS