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Effects of varying creep feeding duration on the proportion of pigs consuming creep feed and neonatal pig performance.

Authors: R C, Sulabo; M D, Tokach; S S, Dritz; R D, Goodband; J M, DeRouchey; J L, Nelssen;

Effects of varying creep feeding duration on the proportion of pigs consuming creep feed and neonatal pig performance.

Abstract

In Exp. 1, 54 sows (PIC Line 1050) and their litters were used to determine the effects of creep feeding duration on the proportion of pigs consuming creep feed and preweaning performance. Two groups of sows were blocked according to parity and date of farrowing and allotted to 3 experimental treatments in a randomized complete block design. Creep feeding was initiated at d 7, 14, and 18 from birth for durations of 13, 6, and 2 d of creep feeding. A creep diet (3,495 kcal of ME/kg, 1.56% standardized ileal digestible Lys) with 1.0% chromium oxide was offered for ad libitum intake until weaning (d 20) in a rotary creep feeder with hopper. Fecal samples from all piglets were taken with sterile swabs on d 14, 18, and 20 for treatment 1, d 18 and 20 for treatment 2, and d 20 for treatment 3. Piglets were categorized as eaters when the fecal sample was colored green at least once on any of the sampling days. In Exp. 1, there were no differences in weaning weights (P > 0.61), total BW gain (P > 0.38), and daily BW gain (P > 0.38) among pigs fed creep for 13, 6, or 2 d. Total creep feed intake of litters fed creep for 13 and 6 d was greater (P 0.69) differences in ADG, ADFI, and G:F of eaters and non-eaters. In conclusion, longer durations of creep feeding increased the proportion of eaters in whole litters, but did not affect preweaning performance. Eaters had greater postweaning feed intake than non-eaters, which resulted in greater initial daily BW gains.

Related Organizations
Keywords

Animals, Newborn, Swine, Body Weight, Animals, Weaning, Animal Husbandry, Animal Feed

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selected citations
These citations are derived from selected sources.
This is an alternative to the "Influence" indicator, which also reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Citations provided by BIP!
popularity
This indicator reflects the "current" impact/attention (the "hype") of an article in the research community at large, based on the underlying citation network.
BIP!Popularity provided by BIP!
influence
This indicator reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Influence provided by BIP!
impulse
This indicator reflects the initial momentum of an article directly after its publication, based on the underlying citation network.
BIP!Impulse provided by BIP!
37
Top 10%
Top 10%
Average
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