diff --git a/H.Core.Test/Services/InitializationServiceTest.cs b/H.Core.Test/Services/InitializationServiceTest.cs
index fff72ca4..80d43169 100644
--- a/H.Core.Test/Services/InitializationServiceTest.cs
+++ b/H.Core.Test/Services/InitializationServiceTest.cs
@@ -15,6 +15,7 @@
 using H.Core.Models.Animals.Beef;
 using H.Core.Models.LandManagement.Fields;
 using System.Collections.ObjectModel;
+using H.Core.Models.Animals.Sheep;
 
 namespace H.Core.Test.Services
 {
@@ -588,6 +589,99 @@ public void InitializeCattleFeedingActivityCoefficientNullComponent(){
             }
         }
 
+        [TestMethod]
+        public void InitializeLivestockCoefficientSheep()
+        {
+            var farm = new Farm();
+            var ram = new AnimalGroup()
+            {
+                GroupType = AnimalType.Ram,
+                ManagementPeriods =
+                {
+                    new ManagementPeriod
+                    {
+                        AnimalType =AnimalType.Ram,
+                        GainCoefficientA = 0,
+                        GainCoefficientB = 0,
+                        WoolProduction = 0,
+                        StartWeight = 0,
+                        EndWeight = 0,
+                    }
+                },
+            };
+            var ramComponent = new RamsComponent();
+            ramComponent.Groups.Add(ram);
+
+            farm.Components.Add(ramComponent);
+
+            _initializationService.InitializeLivestockCoefficientSheep(farm);
+            Assert.AreEqual(4, ram.ManagementPeriods.First().WoolProduction);
+            Assert.AreEqual(125, ram.ManagementPeriods.First().StartWeight);
+            Assert.AreEqual(125, ram.ManagementPeriods.First().EndWeight);
+            Assert.AreEqual(2.5, ram.ManagementPeriods.First().GainCoefficientA);
+            Assert.AreEqual(0.35, ram.ManagementPeriods.First().GainCoefficientB);
+        }
+
+        [TestMethod]
+        public void InitializeLivestockCoefficientMultipleComponents()
+        {
+            var farm = new Farm();
+            var ewe = new AnimalGroup()
+            {
+                GroupType = AnimalType.Ewes,
+                ManagementPeriods =
+                {
+                    new ManagementPeriod
+                    {
+                        AnimalType =AnimalType.Ewes,
+                        GainCoefficientA = 0,
+                        GainCoefficientB = 0,
+                        WoolProduction = 0,
+                        StartWeight = 0,
+                        EndWeight = 0,
+                    }
+                },
+            };
+            var weanedLamb = new AnimalGroup()
+            {
+                GroupType = AnimalType.WeanedLamb,
+                ManagementPeriods =
+                {
+                    new ManagementPeriod
+                    {
+                        AnimalType =AnimalType.WeanedLamb,
+                        GainCoefficientA = 0,
+                        GainCoefficientB = 0,
+                        WoolProduction = 0,
+                        StartWeight = 0,
+                        EndWeight = 0,
+                    }
+                },
+            };
+            var eweAndLambsComponent = new EwesAndLambsComponent();
+            eweAndLambsComponent.Groups.Add(ewe);
+            eweAndLambsComponent.Groups.Add(weanedLamb);
+
+            farm.Components.Add(eweAndLambsComponent);
+
+            _initializationService.InitializeLivestockCoefficientSheep(farm);
+            Assert.AreEqual(0.45, ewe.ManagementPeriods.First().GainCoefficientB);
+            Assert.AreEqual(0.385, weanedLamb.ManagementPeriods.First().GainCoefficientB);
+        }
+
+        [TestMethod]
+        public void InitializeLivestockCoefficientNullArguments()
+        {
+            Farm farm = new Farm();
+            try
+            {
+                _initializationService.InitializeLivestockCoefficientSheep(farm); //passing null farm
+            }
+            catch (Exception ex)
+            {
+                Assert.Fail(ex.Message);
+            }
+        }
         #endregion
     }
 }
diff --git a/H.Core.Test/UnitTestBase.cs b/H.Core.Test/UnitTestBase.cs
index 0c62d231..4091311e 100644
--- a/H.Core.Test/UnitTestBase.cs
+++ b/H.Core.Test/UnitTestBase.cs
@@ -48,6 +48,8 @@ public abstract class UnitTestBase
         protected IPCCTier2SoilCarbonCalculator _ipcc;
         protected IFieldResultsService _fieldResultsService;
         protected Mock<ISlcClimateProvider> _slcClimateProvider;
+        protected Mock<IInitializationService> _mockInitializationService;
+        protected IInitializationService _initializationService;
 
         #endregion
 
@@ -59,6 +61,9 @@ static UnitTestBase()
 
         protected UnitTestBase()
         {
+
+            _initializationService = new InitializationService();
+
             _mockFarmResultService = new Mock<IFarmResultsService>();
             _mockFarmResultServiceObject = _mockFarmResultService.Object;
 
diff --git a/H.Core/Services/IInitializationService.cs b/H.Core/Services/IInitializationService.cs
index 9e7a7502..41a71aec 100644
--- a/H.Core/Services/IInitializationService.cs
+++ b/H.Core/Services/IInitializationService.cs
@@ -33,6 +33,7 @@ public interface IInitializationService
         void InitializeManureExcretionRate(Farm farm);
         void InitializeAnnualEntericMethaneRate(Farm farm);
         void InitializeAnnualEntericMethaneRate(ManagementPeriod managementPeriod);
+        void InitializeLivestockCoefficientSheep(Farm farm);
     }
 }
     
diff --git a/H.Core/Services/InitializationService.cs b/H.Core/Services/InitializationService.cs
index 8b13ed7b..227deeb3 100644
--- a/H.Core/Services/InitializationService.cs
+++ b/H.Core/Services/InitializationService.cs
@@ -36,6 +36,7 @@ public class InitializationService : IInitializationService
         private readonly Table_17_Beef_Dairy_Cattle_Feeding_Activity_Coefficient_Provider _beefDairyCattleFeedingActivityCoefficientProvider;
         private readonly Table_51_Herbicide_Energy_Estimates_Provider _herbicideEnergyEstimatesProvider;
         private readonly Table_27_Enteric_CH4_Swine_Poultry_OtherLivestock_Provider _entericMethaneProvider;
+        private readonly Table_31_Swine_VS_Excretion_For_Diets_Provider _volatileExcretionForDietsProvider;
 
         #endregion
 
@@ -58,6 +59,7 @@ public InitializationService()
             _herbicideEnergyEstimatesProvider = new Table_51_Herbicide_Energy_Estimates_Provider();
             _defaultManureExcretionRateProvider = new Table_29_Default_Manure_Excreted_Provider();
             _entericMethaneProvider = new Table_27_Enteric_CH4_Swine_Poultry_OtherLivestock_Provider();
+            _volatileExcretionForDietsProvider = new Table_31_Swine_VS_Excretion_For_Diets_Provider();
         }
 
         #endregion
@@ -100,11 +102,17 @@ public void ReInitializeFarms(IEnumerable<Farm> farms)
                 // Table 21
                 this.InitializeMilkProduction(farm);
 
+                // Table 22
+                this.InitializeLivestockCoefficientSheep(farm);
+
                 // Table 27
                 this.InitializeAnnualEntericMethaneRate(farm);
 
                 // Table 29
                 this.InitializeManureExcretionRate(farm);
+
+                // Table 31
+                this.InitializeVolatileSolidsExcretion(farm);
                
                 // Table 35
                 this.InitializeMethaneProducingCapacity(farm);
@@ -129,6 +137,24 @@ public void ReInitializeFarms(IEnumerable<Farm> farms)
             }
         }
 
+        private void InitializeVolatileSolidsExcretion(Farm farm)
+        {
+            if (farm != null && farm.DefaultSoilData != null)
+            {
+                var province = farm.DefaultSoilData.Province;
+
+                foreach (var managementPeriod in farm.GetAllManagementPeriods().Where(x => x.AnimalType.IsSwineType()))
+                {
+                    this.InitializeVolatileSolidsExcretion(managementPeriod, province);
+                }
+            }
+        }
+
+        public void InitializeVolatileSolidsExcretion(ManagementPeriod managementPeriod, Province province)
+        {
+
+        }
+
         public void InitializeAnnualEntericMethaneRate(Farm farm)
         {
             if (farm != null)
@@ -159,6 +185,7 @@ public void InitializeManureExcretionRate(Farm farm)
                 }
             }
         }
+
         public void InitializeManureExcretionRate(ManagementPeriod managementPeriod)
         {
             if (managementPeriod != null && managementPeriod.HousingDetails != null)
@@ -166,15 +193,14 @@ public void InitializeManureExcretionRate(ManagementPeriod managementPeriod)
                 managementPeriod.ManureDetails.ManureExcretionRate = _defaultManureExcretionRateProvider.GetManureExcretionRate(managementPeriod.AnimalType);
             }
         }
+
         public void InitializeMethaneProducingCapacity(Farm farm)
         {
             if (farm != null)
             {
                 foreach (var managementPeriod in farm.GetAllManagementPeriods())
-                {
-                            this.InitializeMethaneProducingCapacity(managementPeriod);
-                           
-                    
+                { 
+                    this.InitializeMethaneProducingCapacity(managementPeriod);
                 }
             }
         }
@@ -466,6 +492,31 @@ public void InitializeParameterAdjustmenstForManure(Farm farm)
                 }
             }
         }
+
+        public void InitializeLivestockCoefficientSheep(Farm farm)
+        {
+            if (farm != null)
+            {
+                foreach (var managementPeriod in farm.GetAllManagementPeriods())
+                {
+                    if (managementPeriod != null && (managementPeriod.AnimalType == AnimalType.Ewes || managementPeriod.AnimalType == AnimalType.Ram || managementPeriod.AnimalType == AnimalType.WeanedLamb))
+                    {
+                        var result =
+                            _sheepProvider.GetCoefficientsByAnimalType(managementPeriod.AnimalType) as
+                                Table_22_Livestock_Coefficients_Sheep_Data;
+                        if (result != null)
+                        {
+                            managementPeriod.WoolProduction = result.WoolProduction;
+                            managementPeriod.GainCoefficientA = result.CoefficientA;
+                            managementPeriod.GainCoefficientB = result.CoefficientB;
+                            managementPeriod.StartWeight = result.DefaultInitialWeight;
+                            managementPeriod.EndWeight = result.DefaultFinalWeight;
+                        }
+                    }
+                }
+            }
+        }
+
         #endregion
 
         #region Private Methods