field,unit,note
demand_kg / qty_kg / waste / shortage,kg,Mass. Pack multiples are kg.
rate_kg_h,kg/h,Fill rate used for production hours
setup_min / changeover / wash,min,Clock minutes inside the 16-hour day
line hours,h,"Capacity is hours, not a shift-count abstraction"
age / shelf_days,day,Integer age. Production day is age 0.
cost fields,synthetic currency / kg,"Documented synthetic units, not a real price list"
day,day index,0 is 2026-10-05