Nonfat dry milk prices slip under sluggish export demand, while tight lactose supplies and extreme weather support cheese and high-value whey proteins.
The United States dairy market exhibited contrasting trends last week, as localized weather disruptions and shifting demand profiles drove a divergence across major commodity sectors. A severe, early-summer heatwave sweeping across the US Midwest has begun to squeeze regional milk production and depress overall component levels. Despite this contraction in raw milk availability, nonfat dry milk (NDM) values extended their recent downward trajectory. This decline was primarily driven by weak domestic and international demand, forcing Chicago Mercantile Exchange (CME) spot prices steadily lower in search of a stable market floor.
The weakness in the powder complex is largely attributed to highly cautious buying patterns from major international importers. Trading desks report that Mexican buyers—traditionally the primary destination for US NDM—demonstrated buying interest only at the lowest edges of the pricing spectrum. This sluggishness, combined with scheduled holiday downtime at major domestic processing facilities, temporarily frozen spot market activity. Although immediate physical inventories remain relatively tight, the lack of active procurement from both domestic food manufacturers and export channels has kept downward pressure on the powder market.
In contrast, the cheese sector found immediate structural support as extreme weather conditions altered production variables in the Central region. Elevated temperatures and humidity severely impacted cow comfort, prompting regional processors to forecast further volume and milkfat declines. While CME block cheese values moved upward in response to this tightening supply outlook, barrel cheese prices slipped slightly. Concurrently, the butter market softened as temporary holiday closures increased short-term cream availability. However, churn operators continue to run active schedules to build inventories for autumn baking demand, anticipating that the hot weather will soon restrict cream supply.
Meanwhile, dry whey, lactose, and high-value whey protein concentrate (WPC) markets maintained a highly stable pricing structure. Lactose supply chains remain exceptionally constrained, with several prominent manufacturers reporting that their inventories are completely sold out through the third quarter of the year. Similarly, manufacturers of whey protein concentrate 34% (WPC34) have committed their entire production runs through the end of the year. This tight inventory balance highlights a broader industry-wide transition toward isolating high-value, advanced protein fractions to maximize processing margins over low-value bulk powders.
Beyond short-term weather disruptions, agricultural traders are actively monitoring geopolitical risks following the United States’ decision to transition the USMCA into a rolling annual review process instead of extending the current pact. While cross-border dairy flows with Mexico and Canada continue without immediate physical blockages, the decision introduces significant long-term policy uncertainty. Because these two nations represent the largest foreign markets for US dairy exports, any future changes to tariff-rate quotas or administrative procedures during the annual reviews could fundamentally alter US dairy trade balances.
Source: Czapp / Czarnikow
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