However,
these sources are expensive and,
consequently, must improve performance
appreciably to be cost effective.
Dried porcine solubles (DPS)
is another animal protein source for
weanling pigs that may replace milk
protein and animal plasma proteins.
Dried porcine solubles result from the
processing of porcine intestines and
intestinal mucosa to extract the pharmaceutical
product heparin. Although
there is limited information regarding
DPS, 6% DPS has indicated potential
to improve the feed intake and BW
gain of weanling pigs (Zimmerman et
al., 1997). The objectives of the studies
reported herein were to further
evaluate the performance of pigs fed
DPS 30 (NutraFlo, Sioux City, IA)
and to evaluate the feed preference
of pigs fed DPS (DPS 30 and DPS
50RD, NutraFlo) relative to pigs fed
diets containing high-quality protein
ingredients.