diff --git a/src/cargotype.cpp b/src/cargotype.cpp
--- a/src/cargotype.cpp
+++ b/src/cargotype.cpp
@@ -42,13 +42,7 @@ void SetupCargoForClimate(LandscapeID l)
 	assert(l < lengthof(_default_climate_cargo));
 
 	/* Reset and disable all cargo types */
-	for (CargoID i = 0; i < lengthof(CargoSpec::array); i++) {
-		*CargoSpec::Get(i) = {};
-		CargoSpec::Get(i)->bitnum = INVALID_CARGO_BITNUM;
-
-		/* Set defaults for newer properties, which old GRFs do not know */
-		CargoSpec::Get(i)->multiplier = 0x100;
-	}
+	std::fill(std::begin(CargoSpec::array), std::end(CargoSpec::array), CargoSpec{});
 
 	_cargo_mask = 0;
 
diff --git a/src/cargotype.h b/src/cargotype.h
--- a/src/cargotype.h
+++ b/src/cargotype.h
@@ -54,12 +54,12 @@ static const byte INVALID_CARGO_BITNUM =
 
 /** Specification of a cargo type. */
 struct CargoSpec {
-	uint8_t bitnum; ///< Cargo bit number, is #INVALID_CARGO_BITNUM for a non-used spec.
+	uint8_t bitnum{INVALID_CARGO_BITNUM}; ///< Cargo bit number, is #INVALID_CARGO_BITNUM for a non-used spec.
 	CargoLabel label;                ///< Unique label of the cargo type.
 	uint8_t legend_colour;
 	uint8_t rating_colour;
 	uint8_t weight;                    ///< Weight of a single unit of this cargo type in 1/16 ton (62.5 kg).
-	uint16_t multiplier;               ///< Capacity multiplier for vehicles. (8 fractional bits)
+	uint16_t multiplier{0x100}; ///< Capacity multiplier for vehicles. (8 fractional bits)
 	int32_t initial_payment;           ///< Initial payment rate before inflation is applied.
 	uint8_t transit_periods[2];