#2-By-Products of the Meat Industry- MEATS Exam B

What is the contribution of by-products to the value of livestock?

10% depending on the species

What is the relationship of a live animal to the packaged meat?

It is not a 1:1 conversion ratio. You end up with shrinkage and waste

What is the major contributor to the by-products of a steer/heifer?

The hide

What are the edible meat by-products?

• brains

• oxtails

• cheek and head trimmings

• liver

• blood

• stomach

• heart

• kidneys

• tongue

• spleen

• beef extract

What are the inedible meat by-products?

Hide, pork skins, pelts, fats, bones, cattle feet, glands, and lungs

what is a young animal epithelium called?

Skin

What is the epithelium in older/heavier animals called?

Hide

What is the name of skin on an unborn calf?

Slunk Skin

If a sheep or lamb has longer wool, what does it mean in terms of value?

It is more valuable

Least valuable Pelt

Shearling 4

Most valuable Pelt

Wool pelt

Tallow

Fat having a titer ABOVE 40°C. (solid at room temp)

Grease

Fat having a titer BELOW 40°C. (Liquid at room temp)

Dried Blood (Blood Meal)

Made from coagulating fresh blood with steam, draining off the liquid and drying the coagulum. high in nitrogen.

Meat Meal

Made from the proteinaceous materials from the inedible rendering process. High in calcium, phosphorous, and protein.

Steamed Bone Meal

Made by cooking bones with steam, under a high pressure, in order to remove any fat and meat that may be left on them. Gelatin and Glue.

Gelatin

made from sins or hides, connective tissues, cartilage, and bones of cattle and calves. cooking in water converts the collagen

Glue

Made from the same items as gelatin, but is extracted from these materials by successive heatings in water under specific temperature conditions

What is Fetal Calf Blood used for?

Cancer and AIDS research

What are aorta valves used for?

For replacement of defective human heart valves

What are fetal pigs used for?

Used for biology teaching

What are gall stones used for?

Used as aphrodisiacs in the far east

What pelt is the cheapest?

Butt branded pelt

What pelt is most valuable?

Native/Unbranded pelt

beef extract is used for

soups and bouillon

cheek and trimmings

Titer

Congealing or solidification point of the fatty acids in the fat.