quarter (redirected from quarter on)

quarter

1. hindquarter.

2. lateral or medial sides of the wall of the hoof of the horse.

3. one of the four individual glands in the udder of a cow.

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black quarter

see blackleg.

blind quarter

a quarter in the udder of a lactating cow that does not produce any milk when the other quarters are doing so. Caused usually by a prior attack of mastitis.

quarter crack

crack in the lateral or medial wall of the hoof, beginning at the coronet. Usually cause no lameness.

Quarter horse. By permission from Sambraus HH, Livestock Breeds, Mosby, 1992

hoof quarter

side of the hoof.

quarter infection rate

percentage of udder quarters at risk in a herd found to be infected with mastitis-causing bacteria by bacteriological examination of quarter samples of milk. May be as low as 10% in herds utilizing a full mastitis control program. See also mastitis infection rate.

quarter marks

designs made in the haircoat of a horse by grooming the hair in a direction the reverse of its normal growth pattern.

quarter sheet

an item of horse clothing; a lightweight half blanket covering the horse from the girth to the tail.