"Impact of Feeding Aspergillus Subspecies Blend and Di! erent Corn Pr" by Stacia M. Hopfauf, Bradley M. Boyd et al.

Animal Science, Department of

 

Date of this Version

2021

Citation

Published in 2021 Nebraska Beef Cattle Report, University of Nebraska Extension Publication MP110

Comments

Copyright © 2020 The Board of Regents of the University of Nebraska.

Abstract

A feedlot study utilizing 320 crossbred calf- fed steers (initial body weight 588 lb) compared the effect of feeding an Aspergillus additive in either dry- rolled corn or high- moisture corn finishing diets on cattle performance and carcass characteristics. Steers were fed 0 g/steer daily or 10 g/steer daily Aspergillus for both corn processing methods. # ere were no significant interactions between corn processing method and Aspergillus. Feeding finishing cattle Aspergillus did not impact performance compared to feeding none. Cattle fed dry- rolled corn had greater final body weight, dry matter intake, and gain compared to high- moisture corn diets. But cattle fed high- moisture corn had a 6.25% decrease in feed- to- gain compared to dry- rolled corn. These data suggest that feeding Aspergillus does not affect performance. The lower dry matter intake and average daily gain observed would suggest a potential acidosis problem for high- moisture corn compared to dry- rolled corn- based finishing diets.

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