a2 Milk Profit Collapses 44% as China Supply Chain Rupture Overwhelms Topline Growth

a2 Milk's full-year profit fell 44%, with management attributing the deterioration to supply disruptions across its China distribution network — the company's highest-margin and most strategically important market. The stock tumbled on the print as investors reassessed both the durability of the China infant formula franchise and the credibility of near-term recovery guidance. The magnitude of the earnings decline, well in excess of revenue softness, points to operating deleverage and inventory friction rather than a simple demand shortfall, a distinction that matters for the pace of normalisation. The result lands in a broader Australasian reporting cluster in which cost pressure is dominating: Freightways delivered strong H2 growth but flagged Q4 softening and fuel-cost drag, while AGL Energy also reported into the same window. Taken together, the ANZ earnings tape is signalling resilient volumes but compressing margins — an environment that typically rewards pricing power and punishes single-market concentration.