As of 2012, the EU has banned the use of conventional cages (CC) for laying hens, causing a shift in housing systems. This study's aim was to gain insight into farmers' opinions on hen health and welfare in their current housing systems. A survey was sent to 218 Belgian egg farmers, of which 127 (58.3%) responded, with 84 still active as egg farmer. Hen welfare tended to be less important in choosing the housing system for farmers with cage than with non-cage systems. Respondents currently using cage systems were more satisfied with hen health than respondents with non-cage systems. Reported mortality increased with farm size and was higher in furnished cages than in floor housing. Feather pecking, cannibalism, smothering and mortality were perceived to be higher in current housing systems than in CC, but only by respondents who shifted to non-cage systems from previously having had CC. Health- and production-related parameters were scored to be more important for hen welfare as compared to behavior-related parameters. Those without CC in the past rated factors relating to natural behavior to be more important for welfare than those with CC. This difference in opinion based on farmer backgrounds should be taken into account in future research.
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http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4730118 | PMC |
http://dx.doi.org/10.3390/ani6010001 | DOI Listing |
Anim Welf
November 2024
School of Natural and Environmental Sciences, Newcastle University NE1 7RU, UK.
Finding effective ways to monitor laying hen welfare is challenging as UK flock sizes can reach 16,000 birds. Eggs provide potential for welfare monitoring, as they are a daily output with previous evidence of links to stress. We explored the associations between stressors and eggs using two complementary studies.
View Article and Find Full Text PDFPoult Sci
November 2024
National Engineering Laboratory for Animal Breeding and MOA Key Laboratory of Animal Genetics and Breeding, College of Animal Science and Technology, China Agricultural University, Beijing, 100193, China. Electronic address:
Poult Sci
November 2024
Ontario Agricultural College, Department of Animal Biosciences, Campbell Centre for the Study of Animal Welfare, University of Guelph, 491 Gordon St, Guelph, ON N1G 2W1, Canada. Electronic address:
Mineral-based pecking stones (PS) are edible enrichments for poultry that comprise a high proportion of calcium. We aimed to determine whether laying hens prefer a Soft (easier to ingest) versus a Hard mineral-based PS with the same calcium content, if pecking at PS follows a diurnal pattern similar to calcium appetite, and whether the PS affects eggshell quality. Shaver White laying hens housed in groups of 3 in furnished cages (N = 38) were given either a Hard or Soft PS for 15 days, followed by a 6-day washout period of no PS, and then the opposite PS type for an additional 15 days (Phase 1).
View Article and Find Full Text PDFPLoS One
December 2024
Farm Animal Behaviour and Husbandry Section, University of Kassel, Kassel, Germany.
Two major welfare problems in laying hen farming are keel bone damage (KBD) and cannibalism. Their assessment is time-consuming, needs well-trained assessors, and prevalence estimates are often imprecise due to small sample sizes. Here, the bottleneck slaughterhouse comes into focus where large numbers of animals can be inspected.
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