Unit 2: Sheep

England/Scotland; short, erect ear; long wooled and hornless; black eye and nose

South Africa; black faced (there are white faced varieties too)

England (vague history); thick white faced meat breed; large sized; both horned and polled varieties

Finland; slack framed, ill shaped all-white breed

Germany; polled, all white with clean legs; has small think “rat” tail with no wool covering

Isle off coast of Holland; white and clean on head and leg; thick plump leg

Idaho; all white, moderate size with heavy wool clip

England; thick muscled, large framed and black faced with straight ear; full wool cap and cleaned channeled preferred

Spain; first breed in the new world; long wooled with color and horns

France (from Merino lines); all white and mostly horned though some polled lines have been developed; not especially heavy muscled

England; traditionally short and early maturing with full wool cap and filled in channels of the face; gray to mouse brown face, polled

England; black face with no wool cap or on legs; has bell shaped long ear with flared tip

Composite breed made in US; white (of course) with open face and small wool cap preferable; not known for overt thickness, nor straight lines but good angles in skeleton; medium straight ear

Russia; mixture of gray wool and black guard hair gives “natural” distinct color; has a white “star” on the forehead

term that refers to the diameter of individual wool fibers

classification that represents the average fineness of the wool

classification of wool that includes fineness, length, strength, yield, style, and color

used to refer to breeding background of sheep, now represents a broad description of fiber diameter (1/2, 3/8, 1/4, low 1/4, common, braid), describes fine grades of wool

more technical classification of wool, identifies wool within narrower range of fiber diameter

precise and descriptive method of measuring average fiber diameter, standard method of measuring this done with microprojection technique

ISU sheep farm breeds

Polypay lambing month

Hampshire lambing months

small pen for lambing

when lambs are docked, navels dipped in disinfectant, and castration is performed

sheep gestation length

sheep market weight

flocks mainly seen in midwest and east, meat breed base, smaller flock size, higher input

flocks seen in the west, white face (wool breed) base, low input, large flock size, 80% of US sheep

wavy nature of a fiber of wool

type of reproductive cycle of a sheep

buildup of ketone bodies caused by high rates of metabolism of fat to meet fetuses’ needs for energy

clostridial infection caused by change in diet

zoonotic fungal disease of the sheep’s skin

zoonotic viral infection causing facial sores

encephalopathy disease caused by a prion

bacterial infection of foot, causing rotting of soft part

young female sheep

mature female sheep

sheep offspring

intact male sheep

castrated male sheep