Estimation of Genetic Parameters for Persistency of Lactation in Sahiwal Dairy Cattle

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Estimation of Genetic Parameters for Persistency of Lactation in Sahiwal Dairy Cattle

**Ali Zurwan^1,*, Muhammad Moaeen-ud-Din², Ghulam Bilal², Zia-ur-Rehman^1,2 and Muhammad Sajjad Khan¹**

Author Affiliations

¹Institute of Animal Sciences, Faculty of Animal Husbandry, University of Agriculture, Faisalabad-38040, Pakistan

²Laboratories of Animal Breeding and Genetics, Faculty of Veterinary and Animal Sciences, PMAS Arid Agriculture University, Rawalpindi, 46300, Pakistan

* Corresponding author: [email protected]

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Persistency %

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Ludwick and Petersen�s Persistency Index

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Mahadevan�s Persistency Index

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Animal model

This Issue

June 2017

Vol. 49, Iss. 3, Pages 761-1149

Pakistan Journal of Zoology

Pakistan Journal of Zoology

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Estimation of Genetic Parameters for Persistency of Lactation in Sahiwal Dairy Cattle

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Estimation of Genetic Parameters for Persistency of Lactation in Sahiwal Dairy Cattle

**Ali Zurwan^1,*, Muhammad Moaeen-ud-Din², Ghulam Bilal², Zia-ur-Rehman^1,2 and Muhammad Sajjad Khan¹**

Pakistan Journal of Zoology

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Estimation of Genetic Parameters for Persistency of Lactation in Sahiwal Dairy Cattle

Estimation of Genetic Parameters for Persistency of Lactation in Sahiwal Dairy Cattle

Ali Zurwan1,*, Muhammad Moaeen-ud-Din2, Ghulam Bilal2, Zia-ur-Rehman1,2 and Muhammad Sajjad Khan1

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**Ali Zurwan^1,*, Muhammad Moaeen-ud-Din², Ghulam Bilal², Zia-ur-Rehman^1,2 and Muhammad Sajjad Khan¹**