diff --git a/Content.Server/Atmos/Miasma/PerishableComponent.cs b/Content.Server/Atmos/Miasma/PerishableComponent.cs
index 0661d27065..0f46d68d9f 100644
--- a/Content.Server/Atmos/Miasma/PerishableComponent.cs
+++ b/Content.Server/Atmos/Miasma/PerishableComponent.cs
@@ -38,6 +38,6 @@ namespace Content.Server.Atmos.Miasma
         /// </summary>
         [ViewVariables(VVAccess.ReadWrite)]
         [DataField("molsPerSecondPerUnitMass")]
-        public float MolsPerSecondPerUnitMass = 0.0035f;
+        public float MolsPerSecondPerUnitMass = 0.0025f;
     }
 }
diff --git a/Resources/Prototypes/Entities/Mobs/NPCs/animals.yml b/Resources/Prototypes/Entities/Mobs/NPCs/animals.yml
index eb9b54bfb4..c04882aa11 100644
--- a/Resources/Prototypes/Entities/Mobs/NPCs/animals.yml
+++ b/Resources/Prototypes/Entities/Mobs/NPCs/animals.yml
@@ -394,6 +394,8 @@
     interactFailureString: petting-failure-generic
     interactSuccessSound:
       path: /Audio/Animals/cow_moo.ogg
+  - type: Perishable
+    molsPerSecondPerUnitMass: 0.0015
 
 
 - type: entity
diff --git a/Resources/Prototypes/Reagents/gases.yml b/Resources/Prototypes/Reagents/gases.yml
index e33f58dcd3..dfcf5ad8cc 100644
--- a/Resources/Prototypes/Reagents/gases.yml
+++ b/Resources/Prototypes/Reagents/gases.yml
@@ -188,7 +188,6 @@
         - !type:ReagentThreshold
           reagent: Miasma
           min: 1
-        scaleByQuantity: true
         ignoreResistances: true
         damage:
           types: