Segmentation by type classifies dog antibodies into polyclonal, monoclonal, recombinant and fragment formats. Polyclonal antibodies, generated from immunized animals, dominate the low‑cost, high‑throughput segment and contribute approximately 40 % of market volume, reflecting their widespread use in routine diagnostics and exploratory research. Monoclonal antibodies, produced via hybridoma or cell‑line technologies, command about 30 % of revenue, driven by their specificity and consistency for therapeutic candidates and high‑precision assays. Recombinant antibodies, engineered for humanization or affinity enhancement, account for 20 % of the market, reflecting growing adoption in advanced therapeutic pipelines and bio‑manufacturing. Fragment antibodies, such as Fab or scFv, represent the remaining 10 %, serving niche applications where reduced size improves tissue penetration or assay performance. The distribution of these types delineates the market’s technological maturity and informs supply‑chain dynamics, R&D investment, and pricing strategies.