; plus (ii) 75 percent of the amount described in subparagraph (B). (B) Amount The amount referred to in subparagraph (A)(ii) is, with respect to a dairy operation, the amount equal to— (i) the production volume of such dairy operation for the 2019 milk marketing year; minus (ii) the amount determined under paragraph (1). . (B) Dairy margin coverage (i) Duration Section 1409 of the Agricultural Act of 2014 ( 7 U.S.C. 9059 ) is amended by striking 2023 and inserting 2024 . (ii) Availability of premium discount With respect to coverage for calendar year 2024, section 1407(g) of the Agricultural Act of 2014 ( 7 U.S.C. 9057(g) ) shall only apply to a participating dairy operation with respect to which the premium was reduced in accordance with that section for calendar year 2023. (C) Dairy forward pricing program Section 1502(e)(2) of the Food, Conservation, and Energy Act of 2008 ( 7 U.S.C. 8772(e)(2) ) is amended by striking 2026 and inserting 2027 . (3) Extension of payment amount Section 1116(d) of the Agricultural Act of 2014 ( 7 U.S.C. 9016(d) ) is amended, in the matter preceding paragraph (1), by striking 2018 and inserting 2024 . (4) Suspension of permanent price support authorities The provisions of law specified in— (A) subsections (a) and (b) of section 1602 of the Agricultural Act of 2014 ( 7 U.S.C. 9092 )— (i) shall not be applicable to the 2024 crops of covered commodities (as defined in section 1111 of that Act ( 7 U.S.C. 9011 )), cotton, and sugar; and (ii) shall not be applicable to milk through December 31, 2024; and (B) section 1602(c) of that Act ( 7 U.S.C. 9092(c) ) shall not be applicable to the crops of wheat planted for harvest in calendar year 2024. (d) Other programs (1) Conservation (A) Grassroots source water protection program Section 1240O(b)(3) of the Food Security Act of 1985 ( 16 U.S.C. 3839bb–2(b)(3) ) is amended— (i) by striking the period at the end and inserting ; and ; (ii) by striking use $5,000,000 and inserting the following: use— (A) $5,000,000