Page 175 - Microsoft Word -Cow Book 10-06-09 final update.doc

MILK INLET - A nipple on the milking pipeline or milk conveying line for the attaching
the milk hose.

MILK LETDOWN - A response by the cow to stimulus causing milk to flow into the
udder. Initiated by the hormone Oxytocin.

MILK PRODUCTION PERIOD - For bovines, the 10 month period (approximate) after
calving.

MILK REPLACER - A substitute for the mothers’ natural milk. May contain medica-
tions.

MILK TUBE - A tube that connects the liner to the milk nipple.

MILKING VACUUM - The vacuum recommended by the manufacturer for the inside of
the inflation or liner.

NIPPLE - Usually a short pipe projection from the claw, pulsator, milking machine lid
or other part of the milking apparatus.

OXYTOCIN - A hormonal Rx non-withdrawal drug used to stimulate milk let down in
bovines. The drug is also sometimes used to expedite the removal of placental
materials (clean-out).

PMO - Pasteurized Milk Ordinance, current edition. Minimum requirements and
standards for Grade A milk supplies. The standards used by the National Confer-
ence of Interstate Milk Shippers (NCIMS).

PRODUCT CONTACT SURFACES - Shall mean all surfaces which are exposed to the
product and surfaces from which liquids may drain, drop or be drawn into the
product.

PULSATOR - The device that provides a set amount of timed vacuum to each of the
individual milking units.

RATING - A sanitation and enforcement evaluation of a randomly selected group of
IMS listed Grade A dairy farms conducted in accordance with NCIMS Methods and
Procedures. Ratings are made on a maximum 24 month period of time and are
conducted only by Certified State Milk Rating Officers.

RECEIVER (milk) - A device that receives milk from the milk piping, and is the source
of vacuum for the milk pipe.

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