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Research notes: passive integrated transponder tags as markers for chicks.
B E Jamison1, R S Beyer, R J Robel
1Kansas State University, Division of Biology, Manhattan 66506-4901, USA. bej7790@ksu.edu
Poultry Science
|July 20, 2000
Summary
Passive integrated transponder (PIT) tags are a viable method for marking poultry chicks, showing no negative effects on survival or growth. Tagging did not increase aggression, though some tag loss occurred.
Area of Science:
- Animal Science
- Poultry Science
- Biotechnology
Background:
- Passive integrated transponder (PIT) tags are widely used for marking various organisms.
- Their application in marking poultry chicks is being explored for individual identification.
Purpose of the Study:
- To evaluate the effects of subcutaneous implantation of PIT tags on the survival, growth, and social interactions of young Leghorn chicks.
- To determine the viability of PIT tags as a marking technique for juvenile poultry.
Main Methods:
- Leghorn chicks at 3 and 7 days old were subcutaneously implanted with PIT tags.
- Tagged chicks were monitored for 40 days, comparing survival rates, daily body mass gain, and susceptibility to pecking against control groups.
Main Results:
- No significant differences were observed in survival or daily body mass gain between PIT-tagged chicks and controls over the 40-day study period.
- PIT-tagged birds did not experience increased pecking from conspecifics.
- One out of 20 chicks lost its tag during the study, indicating a potential issue with tag retention.
Conclusions:
- Subcutaneous PIT tags are a potentially viable technique for marking individual juvenile poultry, with no adverse effects on survival or growth.
- Further improvements are needed to minimize tag loss for reliable long-term application.
- The cost of PIT tags may be a limiting factor for large-scale poultry studies.