diff --git a/maas-schemas-ts/src/core/components/travel-mode.ts b/maas-schemas-ts/src/core/components/travel-mode.ts
index 8ee18a554..0dcee77a9 100644
--- a/maas-schemas-ts/src/core/components/travel-mode.ts
+++ b/maas-schemas-ts/src/core/components/travel-mode.ts
@@ -185,7 +185,8 @@ export const SuperMode = t.brand(
         | 'CAR'
         | 'BICYCLE'
         | 'BICYCLE_RENT'
-        | 'UNKNOWN'),
+        | 'UNKNOWN'
+      ),
     SuperModeBrand
   > => true,
   'SuperMode',
diff --git a/maas-schemas-ts/src/core/itinerary.ts b/maas-schemas-ts/src/core/itinerary.ts
index f699dad6b..d39b7a34c 100644
--- a/maas-schemas-ts/src/core/itinerary.ts
+++ b/maas-schemas-ts/src/core/itinerary.ts
@@ -93,6 +93,7 @@ export type Itinerary = t.Branded<
     label?: string;
     n?: number;
     isWhimRide?: boolean;
+    provider?: string;
   } & {
     startTime: Defined;
     endTime: Defined;
@@ -125,6 +126,7 @@ export const Itinerary = t.brand(
       label: t.string,
       n: t.number,
       isWhimRide: t.boolean,
+      provider: t.string,
     }),
     t.type({
       startTime: Defined,
@@ -158,6 +160,7 @@ export const Itinerary = t.brand(
       label?: string;
       n?: number;
       isWhimRide?: boolean;
+      provider?: string;
     } & {
       startTime: Defined;
       endTime: Defined;
diff --git a/maas-schemas-ts/src/core/leg.ts b/maas-schemas-ts/src/core/leg.ts
index f1fbffc44..9802e23ea 100644
--- a/maas-schemas-ts/src/core/leg.ts
+++ b/maas-schemas-ts/src/core/leg.ts
@@ -161,6 +161,30 @@ export interface RouteLongNameBrand {
 export type AgencyId = Common_.AgencyId;
 export const AgencyId = Common_.AgencyId;
 
+// AgencyName
+// The purpose of this remains a mystery
+export type AgencyName = t.Branded<string, AgencyNameBrand>;
+export const AgencyName = t.brand(
+  t.string,
+  (x): x is t.Branded<string, AgencyNameBrand> => true,
+  'AgencyName',
+);
+export interface AgencyNameBrand {
+  readonly AgencyName: unique symbol;
+}
+
+// Co2
+// The purpose of this remains a mystery
+export type Co2 = t.Branded<number, Co2Brand>;
+export const Co2 = t.brand(
+  t.number,
+  (x): x is t.Branded<number, Co2Brand> => true,
+  'Co2',
+);
+export interface Co2Brand {
+  readonly Co2: unique symbol;
+}
+
 // LegGeometry
 // The purpose of this remains a mystery
 export type LegGeometry = t.Branded<
@@ -251,6 +275,8 @@ export type LegCore = t.Branded<
     routeShortName?: RouteShortName;
     routeLongName?: RouteLongName;
     agencyId?: AgencyId;
+    agencyName?: string;
+    co2?: number;
     legGeometry?: LegGeometry;
     tspProduct?: TspProduct;
     productOption?: ProductOption;
@@ -281,6 +307,8 @@ export const LegCore = t.brand(
       routeShortName: RouteShortName,
       routeLongName: RouteLongName,
       agencyId: AgencyId,
+      agencyName: t.string,
+      co2: t.number,
       legGeometry: LegGeometry,
       tspProduct: TspProduct,
       productOption: ProductOption,
@@ -312,6 +340,8 @@ export const LegCore = t.brand(
       routeShortName?: RouteShortName;
       routeLongName?: RouteLongName;
       agencyId?: AgencyId;
+      agencyName?: string;
+      co2?: number;
       legGeometry?: LegGeometry;
       tspProduct?: TspProduct;
       productOption?: ProductOption;
diff --git a/maas-schemas-ts/translation.log b/maas-schemas-ts/translation.log
index d67450d14..6ba7ef64a 100644
--- a/maas-schemas-ts/translation.log
+++ b/maas-schemas-ts/translation.log
@@ -176,12 +176,12 @@ WARNING: minLength field not supported outside top-level definitions
   in ./core/components/car-rental.json
 WARNING: maxLength field not supported outside top-level definitions
   in ./core/components/car-rental.json
+INFO: missing description
+  in ./core/components/car-rental.json
 INFO: primitive type "string" used outside top-level definitions
   in ./core/components/common.json
 INFO: missing description
   in ./core/components/common.json
-INFO: missing description
-  in ./core/components/car-rental.json
 INFO: missing description
   in ./core/components/common.json
 INFO: missing description
@@ -618,6 +618,8 @@ INFO: primitive type "number" used outside top-level definitions
   in ./core/itinerary.json
 WARNING: minimum field not supported outside top-level definitions
   in ./core/itinerary.json
+INFO: primitive type "string" used outside top-level definitions
+  in ./core/itinerary.json
 INFO: missing description
   in ./core/itinerary.json
 INFO: missing description
@@ -664,6 +666,14 @@ WARNING: skipping examples handling for $ref object
   in ./core/leg.json
 WARNING: skipping default value handling for $ref object
   in ./core/leg.json
+INFO: primitive type "string" used outside top-level definitions
+  in ./core/leg.json
+INFO: primitive type "number" used outside top-level definitions
+  in ./core/leg.json
+INFO: missing description
+  in ./core/leg.json
+INFO: missing description
+  in ./core/leg.json
 INFO: missing description
   in ./core/leg.json
 INFO: missing description