高盛：下调生猪价格，纳入边际生产者的成本削减因素；有望改善供给纪律

Investment Rating - The report maintains a "Buy" rating on Dabeinong and Haid, a "Neutral" rating on Wens, and a "Sell" rating on New Hope [7][13]. Core Insights - The domestic hog benchmark price is revised down by 9% for 2H25E to Rmb16.0/kg and by 6% to Rmb16.5/kg for 2026-27E, reflecting better cost management by marginal producers and improved supply discipline [1][3]. - The total unit cost of hog farming by marginal producers has decreased by Rmb0.8/kg in 1H25E compared to the end of 2024A, primarily due to productivity gains and lower mortality rates [2]. - Supply/demand dynamics are expected to shift from a surplus of 6% in 1H25A to a deficit of 3% in 2H25E, driven by a declining sow herd and increased seasonal demand [3][11]. Summary by Sections Price and Supply Dynamics - The hog price is projected to improve from Rmb16.0/kg in 2H25E to Rmb16.5/kg in 2026-27E, with an implied net profit ranging from Rmb0.7-2.3/kg for 2H25E [4][7]. - The average sow herd size is expected to decrease from 28.9 million heads in 1H25E to 27.5 million heads by 2027E, contributing to a sustained supply deficit of 3-4% [11]. Earnings Adjustments - Earnings for hog-related stocks are revised down by 8-31% for 2025E and 7-19% for 2026-27E, reflecting the new hog price assumptions [7][13]. - The report highlights specific earnings changes for companies: Wens (-18%), New Hope (-31%), Haid (-9%), and Dabeinong (-8%) [13]. Market Outlook - The report indicates a positive trend in supply discipline, with measures such as controlling live hog output weight and ceasing secondary fattening practices to mitigate short-term supply risks [6][11]. - The overall market dynamics suggest a more favorable pricing environment due to improved supply management and seasonal demand increases [3][11].