The harvested production of grapes for PGI wines in Italy is on a forecasted declining trend from 2024 to 2028. The data suggests that production will decrease from 1.55 million metric tons in 2024 to 1.37 million metric tons by 2028. This represents a continuous year-on-year decline by approximately 3% each year over this period. As of 2023, production stood at 1.60 million metric tons, preceding the forecasted period.

Key future trends to watch for include:

Impact of climate change on grape yield and quality.
Shifts in consumer preferences towards wine varieties and their affect on grape demand.
Technological advancements in viticulture that may offset some production challenges.