#2 Common Pig Breeds

S. philippinensis and S. cebifrons

Out of the seven species of Sus, two of them can be found in the Philippines. They are:

Native Pigs

Pigs found in one geographical location. Breed = common characteristics, breed true to type.

Commercial and Exotic Breeds

Pigs that are widely distributed across the world and usually used for commercial pork production.

Landrace

“Longest breed” 17 pairs of ribs, drooping ears, prolific

Large White

“Mother breed” farrow large litters

Duroc

“Red Power” good growth, FE

Pietrain

“Muscle pig” excellent loin, spots

Hampshire

“The belt” FE, excellent loin

Berkshire

“Kobe beef of pork” excellent meat quality, marbling; 6 white points or bands

Hybrids or Synthetic Breeds

Pigs made up of 2 or more breeds.

Line breeding

Mating of animals in the same genetic line or selected groups which are not highly related.

Maternal traits

Traits that are especially important to breeder sows. Examples are mothering ability and litter size.

Paternal traits

Traits that are especially important in market offspring. Examples are growth rate, muscle development, and carcass traits.

Heterosis

an increase in the performance of hybrids over that of purebreds.

Breed complementarity

An improvement in the overall performance of the crossbred offspring resulting from crossing breeds of different but complementary biological types. This typically comes from crossing matemal breeds with patemal breeds.

Pig tissue

The CT or CAT scan was developed using

Hypothalamic

_ hormones in the brains were identified using pigs

mud coating

Pig skin is very sensitive: _ helps prevent sunburns.

Insulin

_ from pigs was used to treat diabetes until the 1980's

Paternal breeds

Breeds that excel in paternal traits are called _

Maternal breeds

Breeds that excel in maternal traits are called _