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. 2018 Jan 22;2(1):37–49. doi: 10.1093/tas/txx002

Table 4.

NBQA: percentage1 of identification types in surveyed cattle

Identification All cattle(n = 5,242) Beef cows(n = 2,088) Dairy cows(n = 2,621) Beef bulls(n = 397) Dairy bulls(n = 84)
No ID 8.3 11.9 3.2 20.2 17.9
Single ID 38.6 48.3 29.0 50.1 56.0
Multiple ID 53.0 39.8 67.9 29.7 26.2
Identification type
 Ankle 0.7 0.0 1.4 0.0 0.0
 Barcode 1.5 0.9 2.3 0.5 0.0
 Electronic 13.2 4.0 22.1 3.0 9.5
 Ear tag 69.0 54.9 82.9 54.9 61.9
 Metal clip 30.0 38.1 26.7 16.1 8.3
 Lot tag 23.0 20.3 27.1 16.1 7.1
 Waddles 0.2 0.5 0.0 0.3 0.0
 Other 26.9 17.8 34.0 23.4 28.6

1Percentages exceed 100% due to animals having multiple forms of identification.

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