<abstract xmlns="http://www.w3.org/1999/xhtml"><p>The study was conducted to evaluate the zootechnical index analysis of West African Dwarf (WAD) rams. Twenty body measurements were taken on 100 WAD rams of average ages of 18-24 months. Data collected were subjected to PROCMEANS procedure of the SAS (2004) package. The average body weight of the animals was 39.20 ± 0.95 kg, the coefficient of variation indicated variability between 1.45% (head width) and 12.90% (body weight) which were the lowest and highest variability, respectively. Thus, a moderate variability of coefficient of variation ranging between 8% and 12.90% in all morphological measures was considered. Also the variability between the rams with respect to the zootechnical indices is indicated by their coefficient of variation which ranged between 0.11% (length) to 10.80% (cephalic). There was a positive and significant correlation between body weight and other phenotypic traits (<italic>P</italic> &lt; 0.001) except for ear width, chest girth, neck length, neck width, and also head width. The result obtained in this study revealed that the estimated zootechnical indices reinforced classification of WAD breed as a small-sized and short-shaped body frame suitable for the sporting activities as preferred by the users.</p></abstract>

The study was conducted to evaluate the zootechnical index analysis of West African Dwarf (WAD) rams. Twenty body measurements were taken on 100 WAD rams of average ages of 18-24 months. Data collected were subjected to PROCMEANS procedure of the SAS (2004) package. The average body weight of the animals was 39.20 ± 0.95 kg, the coefficient of variation indicated variability between 1.45% (head width) and 12.90% (body weight) which were the lowest and highest variability, respectively. Thus, a moderate variability of coefficient of variation ranging between 8% and 12.90% in all morphological measures was considered. Also the variability between the rams with respect to the zootechnical indices is indicated by their coefficient of variation which ranged between 0.11% (length) to 10.80% (cephalic). There was a positive and significant correlation between body weight and other phenotypic traits (P < 0.001) except for ear width, chest girth, neck length, neck width, and also head width. The result obtained in this study revealed that the estimated zootechnical indices reinforced classification of WAD breed as a small-sized and short-shaped body frame suitable for the sporting activities as preferred by the users.

Zootechnical Index Analysis of West African Dwarf Rams in Southwestern Nigeria

Federal College of Animal Health and Production Technology, Moor Plantation, Ibadan, Nigeria

Agricultura Tropica et Subtropica

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

{"article-title":"Zootechnical Index Analysis of West African Dwarf Rams in Southwestern Nigeria"}

The study was conducted to evaluate the zootechnical index analysis of West African Dwarf (WAD) rams. Twenty body measurements were taken on 100 WAD rams of...

Zootechnical Index Analysis of West African Dwarf Rams in Southwestern Nigeria

Publié en ligne: 24 juil. 2015

Pages: 24 - 29

Reçu: 17 janv. 2015

Accepté: 10 juin 2015

DOI: https://doi.org/10.1515/ats-2015-0004

Mots clés
Indices, morphology, ram, traits, body measurements

© Agricultura Tropica et Subtropica

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Zootechnical Index Analysis of West African Dwarf Rams in Southwestern Nigeria

Publié en ligne: 24 juil. 2015

Pages: 24 - 29

Reçu: 17 janv. 2015

Accepté: 10 juin 2015

DOI: https://doi.org/10.1515/ats-2015-0004

Mots clésIndices, morphology, ram, traits, body measurements

© Agricultura Tropica et Subtropica

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Mots clés
Indices, morphology, ram, traits, body measurements