Agriculture, Food Consumption, and Milk Quality: Key Concepts and Causes

People involved in ag in the usa

<2%

People involved in ag in the uk

<2%

Overall world average of people involved in ag

27%

Protein consumption in the USA from animals

64%

Overall world consumption

18%

World total protein consumption

76 grams(37%)

how much of the world population depends on animals to move goods?

20%

Why does milk come in yellow packaging

oxidative rancidity

Normal Milk Characteristics

bland sweet

Calorie consumption in the USA

27%

Normal Milk Causes

lactose

Absorbed Characteristics

oniony/garlicy

Absorbed Causes

air and feed

Bacterial Characteristics

Malty flavor

Bacterial causes

improper pasteurization

Oxidized Characteristics

cardboardy/papery

Hydrolic Rancidity Characteristics

bitter/soapy flavor

Hydrolic Racncidity causes

Free Fatty Acids in milk due to enzyme hydrolysis

Income spent on food

11.6%

Percentage of milk that is water

87%

Percentage of Milk that is Fat

3.8%

Percentage of Milk that is Casein

2.8

Percentage of milk that is Albumin

0.7%

Percentage of Milk that is Lactose

5%

Percentage of Milk that is Ash

0.7%

What percent of calories in milk comes from fat?

48%

Percent of fat in lowfat milk

1%

Percent of fat in skim milk

0.5%

Percent of fat in reduced fat milk

2%

How much fat is in butter

80%

What pasteurization is at 145 deg for 30 min

LTLT

What pasteurization is at 160 deg for 30 sec

HTST

What pasteurization is at 280 for 2 seconds

Ultrapasteurization

What is the process of stabilizing the composition of commercial milk by adding milk to achieve desired fat content

standardization

What is the process of heating milk to kill bacteria

pasteurization

What enzyme helps break down fat

lipase

What vitamins are fat soluble

A,D,E,K

What vitamins are water soluble

B,C

Nutritionally inferior food alternative

Imitation

Nutritionally superior food alternative

substitution

What is it called when you arent able to break down lactose

lactose intolerance

What is it called when you have a specific reaction to milk proteins

milk allergy

What is in sweet whey

lactose, water, casein, vitamins, vitamins, all minerals except calcium and phosphate

What is in acid whey

water, minerals, vitamins, lactose, lactic acid

What is in rennin curd

rennin, calcium, phosphorus, casein, water

what is in soft curd

casein, calcium, potassium, protein, lactalbumin, lactoglobulin