Growth performance and meat characteristics of the first filial Awassi-Rambouillet callipyge ram lambs.

ABSTRACT:

Aim

This study was designed to introduce the callipyge (CLPG) and 50% of Rambouillet sheep genes to improve meat quality and quantity of Awassi (AW) sheep.

Materials and methods

The CLPG mutation was introduced into the AW sheep through frozen semen of homozygous Rambouillet rams for the CLPG mutation. Four ram lambs from the first-generation Rambouillet callipyge Awassi (F1-RCA) and five from pure AW were recruited for a fattening trial conducted in individual pens using standard ration, following which ram lambs were slaughtered for carcass and meat evaluation.

Results

Final body weight, dry matter intake, average daily gain, and feed conversion ratio were significantly higher in F1-RCA than AW. Hot and cold carcass weights and the other carcass cuts' weights, excep

SUBMITTER: Jawasreh KIZ 

PROVIDER: S-EPMC6661487 | biostudies-literature | 2019 Jun

REPOSITORIES: biostudies-literature