The document outlines significant food and commodity price movements as of December 2019, highlighting key trends such as China lifting import suspensions on Ecuadorian prawns, rising EU skimmed milk powder prices, and adverse weather impacting potato crops in the US and EU. It discusses the pressures on prices due to market conditions, such as India's competitive sugar prices and China's extended anti-dumping investigation into Australian barley, which may adversely affect prices. The information serves as a comprehensive overview of the global food and commodity markets and their fluctuations.