Hot‐Fat Trimming and Electrical Stimulation Effects on Beef Quality

P. O. AHMED, M. F. MILLER, LL YOUNG, J. O. REAGAN

Research output: Contribution to journalArticlepeer-review

4 Scopus citations

Abstract

We evaluated the effects of hot‐fat trimming, low‐voltage electrical stimulation (ES) and storage time (3, 7 or 14 days) on quality of beef longissimus dorsi, psoas major, biceps femoris and supraspinatus muscles. Prior to chilling, beef carcasses (n = 32) were either subjected to ES or not stimulated before alternating sides were hot‐fat trimmed. Temperature decline, pH, sarcomere length and USDA yield and quality grades were obtained on each carcass side. Muscles were removed from each side and evaluated for quality factors related to storage life and sensory analysis. Generally, no adverse effects of hot‐fat trimming, with or without ES, or increased storage time, were observed. Results indicate that hot‐fat trimming may be practiced at the industry level without affecting overall quality.

Original languageEnglish
Pages (from-to)1484-1488
Number of pages5
JournalJournal of food science
Volume56
Issue number6
DOIs
StatePublished - Nov 1991

Keywords

  • electrical stimulation
  • hot‐fat trimming beef
  • sensory evaluation

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