Minimum inclusion levels of copper and zinc proteinate maintain performance and reduce faecal excretion in growing and finishing pigs

Document Type

Conference Proceeding

Publication Date

2007

Conference Title

Eleventh Biennial Conference of the Australasian Pig Science Association

Place of Publication

Brisbane

ISBN

978-0-9806880-5-4

ISSN

1324-9177

Keywords

pigs, swine

Disciplines

Animal Sciences | Meat Science

Abstract

Hernandez et al. (2005) found that total dietary levels of 25 ppm copper (Cu) and 40 ppm zinc (Zn), in the sulphate or proteinate form (Bioplex®), reduced the concentration of Cu and Zn in faeces by 80 and 60% respectively and maintained the growth of growing pigs, compared to a diet containing 160 ppm of both Cu and Zn. These results indicated reduced levels of supplemental Cu and Zn might be possible. In the present study we therefore measured the impact of increasing inclusion levels (IL) of Cu together with low (treatments 1-4) or high (treatments 5-8) IL of Zn in the Bioplex® form on performance and faecal levels.

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