CONTENTS January 2018 Vol. 105, No. 1 canadianpoultrymag.com 18 30 COLUMNS 14 DEPARTMENTS 06 | What’s Hatching Poultry excrement a promisng renewable energy source 37 | Classifieds 38 | Innovations State-of-the-art hatchery from Archer’s Poultry Farm FEATURES 14 04 | From the Editor Canadian Poultry gets a makeover 08 | Perspectives Animal welfare should be precompetitive 10 | Ask the Vet Comparing anticoccidial classes 12 | Research Lowering greenhouse gas emissions in turkeys COVER STORY A new level The Five Domains model prompts an animal welfare rethink. BY KAREN DALLIMORE 26 Reovirus hits Ontario Experts weigh in on the recent outbreak. BY KAREN DALLIMORE ON THE COVER A new animal welfare model out of New Zealand takes both positive and negative experiences into account. See story on page 14. ISSN 1488 0865. Canadian Poultry is published 10 times per year by Annex Publishing & Printing Inc. Canada Post Publications Mail Agreement No. 40065710 . Return undeliverable Canadian addresses to: Circulation Department, P.O. Box 530, Simcoe, ON N3Y 4N5. No part of the editorial content in this publication may be reprinted without the publisher’s written permission. © 2018 Annex Publishing & Printing Inc. All rights reserved. Opinions expressed in this magazine are not necessarily those of the editor or publisher. No liability is assumed for errors or omissions. All advertising is subject to the publisher’s approval. Such approval does not imply any endorsement of the products or services advertised. Publisher reserves the right to refuse advertising that does not meet the standards of this publication. Printed in Canada.