{"topic_id":"EU_2020_354_entry_50_estrus_reproduction","category":"eu","context":"EU 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":["reg_2020_354_consolidated_20250422.txt"],"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."}