{"topic_id":"EU_2020_354_entry_50_estrus_reproduction","category":"eu","context":"---\ntopic_id: \"EU_2020_354_entry_50_estrus_reproduction\"\ncategory: \"eu\"\ntitle: \"EU 2020 354 entry 50 estrus reproduction\"\nlang: en\nsource_document: \"EU Regulation / European Commission — Reg 2020/354\"\ncitation:\n  authority: \"eu\"\n  title: \"EU 2020 354 entry 50 estrus reproduction\"\n  url: \"https://eur-lex.europa.eu/legal-content/EN/TXT/?uri=CELEX:32020R0354\"\n  retrieved: \"\"\n  ref: \"Reg 2020/354\"\n  doc_type: \"official source\"\n  needs_review: false\nauthority_tier: T1\nauthority_tier_basis: \"T1:eu-law\"\nauthority_tier_date: 2026-08-04\n---\nEU Reg 2020/354 Part B Entry 50 — `Support the preparation for oestrus and reproduction`\n\n**Species**: Mammals, Birds\n\n**Purpose (essential nutritional characteristics)**: Support the preparation for oestrus and reproduction — (Mammals) — High level of selenium and a minimum content of vitamin E per kg complete feed with a moisture content of 12 % for pigs of 50 mg, rabbits of 35 mg, for dogs, cats, mink of 88 mg; a minimum content of vitamin E per animal and day for ovines of 100 mg, cattle of 300 mg, horses of 1 100 mg Or — High level(s) of vitamins A and/or vitamin D and/or a minimum content of beta-carotene of 300 mg per animal and day. The complementary feed may contain selenium, vitamin A and D in a concentration higher than 100 times the relevant fixed maximum content in complete feed. / (Birds) — High level(s) of vitamin A and/or vitamin D Or — High level(s) of selenium and/or zinc and/or a minimum content of vitamin E of 40 mg/kg complete feed with a moisture content of 12 %. The complementary feed may contain selenium, zinc, vitamin A and D in a concentration higher than 100 times the relevant fixed maximum content in complete feed.\n\n**Duration of use**: — Cows: 2 weeks before the end of gestation until the next gestation is confirmed. — Sows: 7 days before until 3 days after parturition and 7 days before until 3 days mating. — Other female mammals: from the last part of gestation until the next gestation is confirmed. — Males: during periods of reproductive activity. | — For females: during oestrus — For males: during periods of reproductive activity\n\n**Source**: EU Reg 2020/354 Part B (consolidated text per EUR-Lex CELEX:02020R0354, version 2025-04-22). Entry 50 is part of the 44 PARNUT entries in Part B (range 10-72). Cross-references: AAFCO nutrition profiles for chronic kidney disease, cardiac disease, dermatological conditions. FEDIAF nutritional guidelines 2025 provide complementary guidance but do not authorize therapeutic claims — EU 2020/354 is required for products marketed with PARNUT claims.\n\n**Notes**: This entry is part of the 44-entry block (10-30 + 50-72). Entries 31-49 are not used in the current consolidated text (numbering jumps from 30 to 50). Always consult official EUR-Lex consolidated 2020/354 text when preparing EU-market petitions for products covered by Entry 50.\n","sources":["eu — EU 2020 354 entry 50 estrus reproduction"],"source":{"authority":"eu","title":"EU 2020 354 entry 50 estrus reproduction","url":"https://eur-lex.europa.eu/legal-content/EN/TXT/?uri=CELEX:32020R0354","retrieved":"","ref":"Reg 2020/354","doc_type":"official source","source_document":"EU Regulation / European Commission — Reg 2020/354","verification_file":""},"source_document":"EU Regulation / European Commission — Reg 2020/354","source_file":"","trust":{"authority_tier":"T1","fidelity":"verbatim","license":null,"display_grade":"A"},"tokens_estimated":516,"generated_at":"2026-07-18","tip":"Use /api/v1/topics to discover more topics. /api/v1/nutrient for precise single-point queries. /api/v1/cross_compare for 2-3 standard comparisons."}