Comparison between external and internal RFID tags for animal identification
|
Sr No. |
Internal (Injectable) Tags
|
External (Ear) Tags |
Ruminal Bolus |
|
1. |
Needs pre sterilized needles or disposable syringes for injecting. |
Does not need sterilization. Just needs spray of anti bacterial on the external area. |
Needs bolus guns, sterility may be an issue. Also need monitoring in initial days |
|
2. |
No way of finding if an animal is injected or not as India has smaller holding of cattle. May need external tag just to identify the injected ones. |
Easily identifiable. Farmer can read the numbers for sms based/phone based information system and authentication. |
No way of finding if an animal is injected or not as India has smaller holding of cattle. May need external tag just to identify the injected ones. |
|
3. |
Difficult to identify location |
No such issue |
Needs patient probing for ID. Not always successful in muddy, filthy animals. Needs skin contact probing for read. |
|
4. |
Perfection is needed for injection as it is sub-cutaneous and not intravenous. (It should be parallel to skin and not penetrative) |
VOs and others already trained for ear tagging |
Perfection is needed for bolus administration and monitoring. |
|
5. |
Difficult to remove after death for purpose of insurance |
Easy to cut off |
Difficult to remove after death for purpose of insurance |
|
6. |
Permanent and non intrusive. |
Permanent and non intrusive. |
Permanent and non intrusive |





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