PROBLEM TO BE SOLVED: To improve the productivity of livestock products. SOLUTION: In an information processing system, an information management device 50 includes a teaching information acquisition unit that acquires teaching information indicating a combination of breeding information regarding animal breeding and milk information regarding animal milk, and breeding information based on the teaching information. A learning unit that learns the correspondence of milk information and outputs the correspondence information as a learning result, a correspondence information storage unit that stores the correspondence information in which the breeding information and the milk information are associated with each other, and an acquisition unit that acquires the milk information. , It is provided with an output unit that outputs breeding information based on the milk information acquired by the acquisition unit and the corresponding information. [Selection diagram] Fig. 2【課題】畜産物の生産性を向上する。【解決手段】情報処理システムにおいて情報管理装置５０は、動物の飼育に関する飼育情報と動物の乳に関する乳情報の組み合わせを示す教示情報を取得する教示情報取得部と、教示情報に基づいて飼育情報と乳情報の対応関係を学習し、学習結果として対応情報を出力する学習部と、飼育情報と乳情報が対応付けられた対応情報を記憶する対応情報記憶部と、乳情報を取得する取得部と、取得部が取得した乳情報と対応情報とに基づいて、飼育情報を出力する出力部とを備える。【選択図】図２
