What was recalled
This page synthesizes major private-label pet food recall events spanning 26 years. Walmart Ol’ Roy appears in two of the largest U.S. pet food events: the 1998 Doane Pet Care aflatoxin event (1.36M bags across 17 private-label brands, 25+ documented dog deaths) and the 2018 J.M. Smucker pentobarbital portfolio expansion (Ol’ Roy canned dog food sourcing JBS USA rendered beef tallow). Costco Kirkland Signature appears in the 2012 Diamond Pet Foods Salmonella event: the Gaston SC facility’s Salmonella contamination swept in Kirkland Signature Super Premium Adult Dog Lamb, Rice and Vegetable Formula, Kirkland Signature Super Premium Adult Cat Chicken and Rice Formula, and Kirkland Signature Adult Maintenance.
Target Boots & Barkley appears in the 2014 Kasel Industries Salmonella event: Target’s private-label pet treats (jerky-type) manufactured by Kasel Industries (Colorado) were recalled after the Colorado Department of Public Health and Environment detected Salmonella in finished product. Tractor Supply 4Health has appeared in multiple Diamond Pet Foods facility events. The structural pattern is clear: each private-label brand received the same recall scope as the manufacturer’s own brand portfolio — the retail-private-label positioning provides no additional contamination buffer because the production process is identical to that of the manufacturer’s own brand lines.
Why it was recalled
Private-label pet food brands are produced under contract manufacturing agreements between the retail brand owner (Walmart, Costco, Target, Tractor Supply) and a contract manufacturer (Doane Pet Care, Diamond Pet Foods, Mars Petcare, J.M. Smucker / Big Heart Pet Brands, Kasel Industries). The retailer specifies the recipe, packaging, and quality target; the contract manufacturer executes production at one of its manufacturing facilities. The retail brand’s quality oversight typically focuses on packaging, labeling compliance, and ingredient-specification alignment — not on FDA-level facility inspection or pathogen-control verification.
When a contract manufacturing facility experiences a contamination event, every private-label brand produced at that facility during the contamination window is implicated. Walmart, Costco, Target, and Tractor Supply have no direct operational control over the contract manufacturer’s facility hygiene, dosing-system calibration, or supplier-verification programs. The retailer’s recall response is reactive: pull the affected lots from retail shelves and refund consumers. The retail brand cannot improve forward quality posture without changing contract manufacturer or adding supplemental quality oversight provisions to contract terms — both of which are operationally expensive and rarely undertaken absent regulatory or reputational pressure.
Health risks for your pet
The disease toll associated with the 1998 Doane aflatoxin event included 25+ documented dog deaths concentrated in Walmart Ol’ Roy consumers in Texas and Louisiana — the same disease pattern as the broader Doane recall, since Ol’ Roy was produced on the same Doane Temple TX manufacturing line as the 16 other affected private-label brands. The 2012 Diamond Salmonella event documented 49 CDC human cases across multiple states; Costco Kirkland Signature was implicated alongside Diamond’s own brands and licensed-production lines. The 2014 Target Boots & Barkley Salmonella event was precautionary with no documented human or pet illnesses. The 2018 Walmart Ol’ Roy pentobarbital event was part of the broader J.M. Smucker portfolio (1 documented dog death attributed to Gravy Train, not specifically Ol’ Roy). The cumulative disease toll across private-label events reflects the underlying manufacturer-facility events; retail-private-label positioning does not affect disease severity.
What to do if you bought affected product
If you regularly feed private-label pet food (Walmart Ol’ Roy, Costco Kirkland Signature, Target Boots & Barkley pet products, Tractor Supply 4Health, others), the actionable risk-management steps are: (1) Identify which contract manufacturer produces the private-label brand — some retailers publish this; many do not. Costco Kirkland Signature pet food has historically been produced by Diamond Pet Foods at the Gaston SC facility. Walmart Ol’ Roy has historically been produced by Mars Petcare (post-Doane acquisition) and J.M. Smucker / Big Heart Pet Brands for canned varieties. (2) Check the contract manufacturer’s recent recall history — Diamond Pet Foods’ 2005-2006 + 2012 events, Midwestern Pet Foods’ 2020 + 2021 events, Mid America Pet Food’s 2023 + 2024 events are all directly relevant to the private-label brands produced at those facilities. (3) Monitor FDA Recalls and Safety Alerts for any current recalls on the contract manufacturer.
How this affects KibbleIQ’s grade
Several of the private-label brands affected by the 1998-2024 pattern (Walmart Ol’ Roy, Costco Kirkland Signature, Tractor Supply 4Health) are scored in the KibbleIQ database on their current ingredient lists per our published methodology. The private-label model is structurally relevant for recall-history scoring under our planned methodology v2: a private-label brand inherits the recall-history score of its contract manufacturer’s facility. When a brand moves between contract manufacturers, the recall-history attribution should follow the facility-cohort rather than the consumer-facing brand name. The 2012 Costco Kirkland Signature recall, for example, is inseparable from Diamond Pet Foods’ 2012 multi-brand event. Consumers selecting private-label pet food for value positioning should understand that the value proposition is tied to facility-level quality control, not retailer-level brand promise.