Total Reports
2,424
FDA CVM filings
Cattle /
FDA CVM · 2025 release 2,424 reports on file
Cattle (unknown) - FDA Adverse Event Profile
Adverse-event records for Cattle (unknown) (Cattle) from the FDA Center for Veterinary Medicine.
Data updated June 2026
The record at a glance
Among cattle breeds, Cattle (unknown) is #72 by FDA report volume; 38.5% of its 2,424 reports (934) were death-coded.
- #72
- most-reported cattle breed
- 38.5%
- death-coded report share
- 723
- Death - top reaction
- 1.2 yr
- average age at report
Report counts track breed popularity and reporting activity, not real-world risk, read this alongside how common the breed is.
Deaths Reported
934
of 2,424 reports
Death Rate
38.5%
death-coded share
Avg Age at Report
1.2 yr
256.1 kg avg weight
Death-Coded Outcome Share
Cattle (unknown) death-coded reports 38.5%
Cross-breed median
38.5% of 2,424 cattle (unknown) reports involved a death outcome.
How to read this number
Read alongside breed popularity, veterinary access, and owner awareness, these shape how many events ever reach the FDA. The comparison line marks the cross-breed median death-coded share (about 4.8%) among breeds with 50 or more reports; values above it suggest higher reporting bias toward severe outcomes, not necessarily higher true mortality.
Average weight at time of report: 256.1 kg (564.7 lbs)
Top Reported Reactions
Death 723
Lack of efficacy (bacteria) - NOS 226
Lack of efficacy (ectoparasite) - lice 219
Lack of efficacy - NOS 206
DEATH-TREATMENT FAILURE 87
Pruritus 86
Diarrhoea 74
Recumbency 66
Lack of efficacy (protozoa) - Coccidia 65
Anorexia 63
Systemic disorder NOS 63
Pneumonia 62
INEFFECTIVE, LICE BITING 57
Decreased appetite 57
Anaphylaxis 56
Most Referenced Drugs
Monensin Sodium 482
Moxidectin 202
Ivermectin 179
Eprinomectin 162
Tulathromycin 111
Ceftiofur 96
Doramectin 95
Sometribove 68
Ractopamine Hydrochloride 66
Tilmicosin 61
Ivermectin 0.5% Pour-On Topical Solution 59
Gamithromycin 57
Tylosin Phosphate 47
Enrofloxacin 46
Melengestrol Acetate 42
Outcome Breakdown
Died
911 (41.8%)
Outcome Unknown
881 (40.4%)
Recovered/Normal
217 (10.0%)
Ongoing
101 (4.6%)
Euthanized
41 (1.9%)
Recovered with Sequela
27 (1.2%)
Gender Distribution
Unknown 873 (36.0%)
Female 792 (32.7%)
Mixed 440 (18.2%)
Male 319 (13.2%)
Reports by Year
| Year | Reports | Trend |
|---|---|---|
| 2010 | 319 | |
| 2011 | 385 | |
| 2012 | 207 | |
| 2013 | 180 | |
| 2014 | 123 | |
| 2015 | 163 | |
| 2016 | 168 | |
| 2017 | 166 | |
| 2018 | 136 | |
| 2019 | 133 | |
| 2020 | 106 | |
| 2021 | 84 | |
| 2022 | 76 | |
| 2023 | 70 | |
| 2024 | 59 | |
| 2025 | 49 | |
Cattle (unknown) Pet Health Insights
Cattle (unknown) accounts for 2,424 FDA adverse event reports, ranking #72 by volume among cattle breeds, with 934 reports (38.5%) coded as a death outcome. Mean age at report: 1.2 years, average weight 256.1 kg (564.7 lbs).
Top reported signs: Death (723), Lack of efficacy (bacteria) - NOS (226), Lack of efficacy (ectoparasite) - lice (219). Most-referenced drug: Monensin Sodium (482 reports), followed by Moxidectin (202) and Ivermectin (179).
Outcome coding on 2,178 status-recorded reports is dominated by Died (41.8%). Annual submissions ranged 2,010-2,025 across 16 years on file.
Cattle Breeds With a Similar Report Volume
Mixed (Cattle)
2,581 reports · 47.4% death rate
Cattle (other)
2,996 reports · 48.8% death rate
Holstein-Friesian also known as Holstein
3,106 reports · 38.9% death rate
Aberdeen Angus
1,610 reports · 34.8% death rate
Crossbred Bovine/Cattle
1,357 reports · 49.7% death rate
Jersey
325 reports · 37.8% death rate
Frequently Asked Questions
How many FDA adverse event reports involve Cattle (unknown)? ▼
There are 2,424 adverse event reports involving Cattle (unknown) in the FDA database, with 934 reports involving death (38.5% death rate). Cattle (unknown) ranks #72 by report volume.
What are the most common adverse reactions reported for Cattle (unknown)? ▼
The most commonly reported adverse reactions for Cattle (unknown) are Death (723 reports), Lack of efficacy (bacteria) - NOS (226 reports), Lack of efficacy (ectoparasite) - lice (219 reports), Lack of efficacy - NOS (206 reports), DEATH-TREATMENT FAILURE (87 reports).
What drugs are most frequently associated with Cattle (unknown) adverse events? ▼
The drugs most frequently referenced in Cattle (unknown) adverse event reports are Monensin Sodium (482 reports), Moxidectin (202 reports), Ivermectin (179 reports), Eprinomectin (162 reports), Tulathromycin (111 reports).
What is the average age of Cattle (unknown) in adverse event reports? ▼
The average age of Cattle (unknown) at the time of adverse event reports is 1.2 years, with an average weight of 256.1 kg (564.7 lbs).
Does a high number of adverse event reports mean Cattle (unknown) is unhealthy? ▼
No. FDA adverse event reports are voluntarily submitted and do not prove causation. Popular breeds with more veterinary visits tend to have more reports. The data reflects reporting patterns, not actual incidence rates. Always consult a veterinarian for health decisions.
Where does this Cattle (unknown) safety data come from? ▼
All data comes from the FDA Center for Veterinary Medicine's adverse event reporting system. Pet owners, veterinarians, and manufacturers voluntarily submit reports about adverse events potentially linked to animal drugs and other products.
Compare a breed's report volume against how common the breed is before drawing conclusions. See our methodology for how death rate and rankings are computed.
Every figure on PlainBreed is rendered directly from FDA openFDA adverse event data, no number is typed in by an editor. Breed figures are computed directly from FDA openFDA data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.