diff --git a/modules/purchase_trade/purchase.py b/modules/purchase_trade/purchase.py
index 83d77ee..394eae8 100755
--- a/modules/purchase_trade/purchase.py
+++ b/modules/purchase_trade/purchase.py
@@ -731,7 +731,7 @@ class AssayLine(ModelSQL, ModelView):
 
     element = fields.Many2One('assay.element', "Element")
 
-    value = fields.Float("Value")
+    value = fields.Numeric("Value")
 
     unit = fields.Many2One('assay.unit', "Unit")
 
@@ -813,15 +813,14 @@ class PenaltyRuleTier(ModelSQL, ModelView):
     deduction_per_unit = fields.Numeric("Deduction / unit")
     penalty_value = fields.Numeric("Penalty Value (USD/DMT)")
 
-    def compute_tier_penalty(self, grade, dry_weight_dmt):
+    def compute_tier_penalty(self, grade):
         """
         Retourne la pénalité USD pour ce palier uniquement.
         grade         : Decimal – teneur brute de l'élément
         dry_weight_dmt: Decimal – poids sec en DMT
         """
         grade = Decimal(str(grade))
-        dry_weight_dmt = Decimal(str(dry_weight_dmt))
-
+        
         # Grade en dessous du seuil bas → ce palier ne s'applique pas
         if grade <= self.threshold_from:
             return Decimal(0)
@@ -831,7 +830,7 @@ class PenaltyRuleTier(ModelSQL, ModelView):
         excess = excess_top - self.threshold_from
 
         # USD/DMT × DMT
-        return (excess * self.penalty_value * dry_weight_dmt).quantize(Decimal('0.01'))
+        return (excess * self.penalty_value).quantize(Decimal('0.01'))
 
 
 class PenaltyRule(ModelSQL, ModelView):
@@ -841,18 +840,17 @@ class PenaltyRule(ModelSQL, ModelView):
     element = fields.Many2One('assay.element', "Element")
     tiers = fields.One2Many('penalty.rule.tier', 'rule', "Tiers")
 
-    def compute_penalty(self, grade, dry_weight_dmt):
+    def compute_penalty(self, grade):
         """
         Retourne la pénalité totale USD en cumulant tous les paliers traversés.
         grade         : Decimal – teneur brute de l'élément
         dry_weight_dmt: Decimal – poids sec en DMT
         """
         grade = Decimal(str(grade))
-        dry_weight_dmt = Decimal(str(dry_weight_dmt))
-
+        
         total = Decimal(0)
         for tier in self.tiers:
-            total += tier.compute_tier_penalty(grade, dry_weight_dmt)
+            total += tier.compute_tier_penalty(grade)
 
         return total.quantize(Decimal('0.01'))
 
@@ -873,7 +871,7 @@ class ConcentrateTerm(ModelSQL, ModelView):
     )
 
     manual_price = fields.Numeric(
-        "Manual Price",
+        "Price",
         digits=(16, 6)
     )
 
@@ -1325,16 +1323,30 @@ class Line(metaclass=PoolMeta):
         TR = Pool().get('pricing.trigger')
         TR.save([tr])
 
+    def get_element_grade(self, state, element):
+        if self.assays:
+            for assay in self.assays:
+                if assay.type == state:
+                    for line in assay.lines:
+                        if line.element == element:
+                            return line.value
+                        
     def check_pricing(self):
         if self.terms and self.update_pricing:
-            Pricing = Pool().get('pricing.component')
-            pricings = Pricing.search(['line','=',self.id])
-            if pricings:
-                Pricing.delete(pricings)
+            Concentrate = Pool().get('concentrate.term')
             for t in self.terms:
-                pc = Pricing()
-                pc.curve = t.curve
-                
+                if not t.component:
+                    grade = self.get_element_grade(self.assay_state,t.element)
+                    logger.info("GRADE:%s",grade)
+                    if grade:
+                        cp = [c for c in self.price_summary if c.price_component == t.component]
+                        if cp:
+                            cp = cp[0]
+                            price = cp.get_last_price()
+                            logger.info("PRICE:%s",price)
+                            t.manual_price = t.payable_rule.compute_payable_quantity(grade) *  price / Decimal(100) - t.penalty_rules.compute_penalty(grade,self.quantity)
+                    Concentrate.save([t])
+                    
         if self.price_components:
             for pc in self.price_components:
                 if not pc.auto:
diff --git a/modules/purchase_trade/view/concentrate_tree.xml b/modules/purchase_trade/view/concentrate_tree.xml
index be11b80..0cac679 100644
--- a/modules/purchase_trade/view/concentrate_tree.xml
+++ b/modules/purchase_trade/view/concentrate_tree.xml
@@ -3,4 +3,7 @@
     <field name="component"/>
     <field name="payable_rule"/>
     <field name="penalty_rules"/>
+    <field name="manual_price"/>
+    <field name="currency"/>
+    <field name="unit"/>
 </tree>
\ No newline at end of file