Virus vaccines manufacturing · Delaware

Intervet Inc. (DBA - Merck AH) - Millsboro Sites

Millsboro, DE · ~365 workers · 8 years of OSHA Injury Tracking Application data.

A
Excellent Safety Record
1.4
Avg TCR
3.3
Industry avg
0
Fatalities
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The verdict

Intervet Inc. (DBA - Merck AH) - Millsboro Sites runs at 44% of its industry's injury rate - far safer than the typical Virus vaccines manufacturing workplace, earning a grade A.

Intervet Inc. (DBA - Merck AH) - Millsboro Sites: 1.4 TCR = 44% of Virus vaccines manufacturing BLS 3.3 · 8y Form 300A (see methodology below)

Intervet Inc. (DBA - Merck AH) - Millsboro Sites safety composite

Intervet Inc. (DBA - Merck AH) - Millsboro Sites scores strongest on dart rate (safer than 61% of same-industry peers) and weakest on total case rate (tcr) (safer than 40%), blended into one 0-100 breakdown against same-industry peers. A missing measure drops out and redistributes its weight rather than deflating the score. This is a per-dimension breakdown, distinct from the single letter grade above it (which weights TCR alone against the BLS industry benchmark).

D

50/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
D 1.44 per 100 workers

Safer than 40% of industry peers

DART rate
C 0.23 per 100 workers

Safer than 61% of industry peers

Fatalities
D 0

Safer than 50% of industry peers

Benchmarked live against every credibly-rated employer in the same NAICS industry code in the current OSHA extract (a segment must have at least 8 rated peers to benchmark). Not a legal or compliance determination; PlainSafetyScore's own weighting (TCR 40%, DART 35%, fatalities 25%).

TCR Δ

−1.9

2016→2024

Intervet Inc. (DBA - Merck AH) - Millsboro Sites injury rate improved

Intervet Inc. (DBA - Merck AH) - Millsboro Sites's TCR fell 1.9 from 2.6 in 2016 to 0.7 in 2024. Peak filing year was 2016 at 2.6 TCR. In 2024, DART was 0.16× this establishment's average TCR (severity share of cases).

2016=2.6 · 2017=1.1 · 2018=1.6 · 2019=2.5 · 2020=0.5 · 2022=1.9 · 2023=0.7 · 2024=0.7

OSHA ITA Form 300A scorecard

Establishment book 325414 · Millsboro, DE AT/BELOW-IND · MID

Grade A · TCR 1.4 · 44% of ind

  • DART 0.2 DART
  • RANK P40
  • PHOTO Brammer Bio Somerville
  • BOOK 8y book
  • INJ 38 inj
  • SIZE ~365 FTE

Nearest TCR peer: Brammer Bio Somerville (0.0 TCR gap)

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Intervet Inc. (DBA - Merck AH) - Millsboro Sites in the TCR neighbourhood

Average Total Case Rate among this establishment and nearest same-industry peers

TCR

What this shows Intervet Inc. (DBA - Merck AH) - Millsboro Sites averages 1.4 TCR (44% of the Virus vaccines manufacturing BLS benchmark).

Source U.S. Department of Labor, OSHA Injury Tracking Application (Form 300A) As of 2026-08-25

Intervet Inc. (DBA - Merck AH) - Millsboro Sites TCR series: 2016=2.6 · 2017=1.1 · 2018=1.6 · 2019=2.5 · 2020=0.5 · 2022=1.9 · 2023=0.7 · 2024=0.7 · BLS 3.3

Where Intervet Inc. (DBA - Merck AH) - Millsboro Sites falls in its industry

234 Virus vaccines manufacturing establishments

Safer than 40% of graded establishments in this industry, whose median TCR is 1.2.

More dangerous than peersSafer than peers
Intervet Inc. (DBA - Merck AH) - Millsboro Sites (365 employees, TCR 1.4) among 29 same-industry peers, split at the industry median of 198 employees and a TCR of 1.2 2×2 strategic matrix plotting 30 entities by Average employees (X) and Total Case Rate (Y), with a crosshair dividing the plot into four quadrants. Larger & higher-riskSmaller & higher-riskLarger & saferSmaller & safer than peers 05001,0001,5002,000 0246 Average employees Total Case Rate Intervet Inc. (DBA - Merck AH) - Millsboro Sites
Intervet Inc. (DBA - Merck AH) - Millsboro Sites (365 employees, TCR 1.4) among 29 same-industry peers, split at the industry median of 198 employees and a TCR of 1.2

Intervet Inc. (DBA - Merck AH) - Millsboro Sites has more employees than the Virus vaccines manufacturing median and a higher injury rate than the industry's median TCR of 1.2. Workforce size and injury rate do not always move together within the same industry -- some of its smaller peers run higher rates than its larger ones, and vice versa.

Year-by-Year Safety Data

Year TCR DART Injuries Illnesses Fatalities
2024 0.7 0.2 3 0 0
2023 0.7 0.7 3 0 0
2022 1.9 1.6 8 0 0
2020 0.5 0.5 2 0 0
2019 2.5 1.9 8 1 0
2018 1.6 1.6 5 0 0
2017 1.1 1.1 3 0 0
2016 2.6 2.2 6 1 0

OSHA ITA peer cross-reference

Establishment peer ledger

325414 · DE · Millsboro

234 Virus vaccines manufacturing employers nationwide with a credible TCR · 1,487 rated employers in Delaware with headcount on file · 53 employers in Millsboro, DE · 4 cross-state NAT-TCR peers · 4 cross-state NAT-SIZE peers. Closest matches by relationship code are listed below.

Rel Establishment Metric
NAICS-TCR Brammer Bio Somerville 1.4 TCR
NAICS-TCR Pacific Heights 1.4 TCR
NAICS-TCR Miromatrix Medical 1.4 TCR
NAICS-TCR Zoetis - White Hall, IL 1.4 TCR
STATE-SIZE DENTSPLY Sirona - Lakeview 363 FTE
STATE-SIZE 6458-ZNWC 367 FTE
STATE-SIZE DE - Virtual - D 367 FTE
STATE-SIZE Dentsply Sirona - Milford 369 FTE
CITY-NEAR Millsboro Processing 2,261 FTE
CITY-NEAR Allen Harim LLC 1,271 FTE
CITY-NEAR DEL0000021 GOODWILL INDUSTRIES - MILLSBORO 1,028 FTE
CITY-NEAR Pinnacle Plant /Allen Harim LLC 397 FTE
NAT-TCR Fremont Beef Company 1.4 TCR
NAT-TCR Administration Offices 1.4 TCR
NAT-TCR SPI Pharma Grand Haven 1.4 TCR
NAT-TCR New Philadelphia 1.4 TCR
NAT-SIZE John Deere Thibodaux 365 FTE
NAT-SIZE BWXT NOG-Euclid 365 FTE
NAT-SIZE Charms 365 FTE
NAT-SIZE LEHSC Lehigh Service Center 365 FTE

Rel codes: NAICS-TCR · STATE-SIZE · CITY-NEAR · NAT-TCR/NAT-SIZE cross-state. Read with this employer →

Data Source: OSHA Injury Tracking Application (ITA), mandatory establishment-level injury/illness reports. Grades compare employer Total Case Rate (TCR) to BLS IIF industry benchmarks. Data covers years reported by this establishment: 2024, 2023, 2022, 2020, 2019, 2018, 2017, 2016. This is publicly available government data - not a legal determination of workplace conditions.
Data sourced from official public datasets. See our methodology for details.