diff --git a/kfet/forms.py b/kfet/forms.py
index 2b59e1b3..72a18ab6 100644
--- a/kfet/forms.py
+++ b/kfet/forms.py
@@ -457,7 +457,13 @@ class InventoryArticleForm(forms.Form):
             queryset = Article.objects.all(),
             widget = forms.HiddenInput(),
         )
-    stock_new = forms.IntegerField(required = False)
+    stock_new = forms.IntegerField(
+        required=False,
+        widget=forms.NumberInput(
+            attrs={'class': 'form-control',
+                   'readonly': '',}
+        )
+    )
 
     def __init__(self, *args, **kwargs):
         super(InventoryArticleForm, self).__init__(*args, **kwargs)
@@ -466,6 +472,7 @@ class InventoryArticleForm(forms.Form):
             self.stock_old = kwargs['initial']['stock_old']
             self.category  = kwargs['initial']['category']
             self.category_name = kwargs['initial']['category__name']
+            self.box_capacity = kwargs['initial']['box_capacity']
 
 # -----
 # Order forms
diff --git a/kfet/templates/kfet/inventory_create.html b/kfet/templates/kfet/inventory_create.html
index d4f53c3c..7c970c12 100644
--- a/kfet/templates/kfet/inventory_create.html
+++ b/kfet/templates/kfet/inventory_create.html
@@ -6,38 +6,83 @@
 {% block content %}
 
 {% include 'kfet/base_messages.html' %}
-
-<form action="" method="post">
-  <table>
-    <thead>
-      <tr>
-        <td>Article</td>
-        <td>Théo.</td>
-        <td>Réel</td>
-      </tr>
-    </thead>
-    <tbody>
-      {% for form in formset %}
-        {% ifchanged form.category %}
+<div class="content-center">
+  <div>
+    <form action="" method="post">
+      <table class="table text-center">
+        <thead>
           <tr>
-            <td colspan="3">{{ form.category_name }}</td>
+            <td>Article</td>
+            <td>Quantité par caisse</td>
+            <td>Stock Théorique</td>
+            <td>Caisses en réserve</td>
+            <td>Caisses en arrière</td>
+            <td>Vrac</td>
+            <td>Stock total</td>
           </tr>
-        {% endifchanged %}
-        <tr>
-          {{ form.article }}
-          <td>{{ form.name }}</td>
-          <td>{{ form.stock_old }}</td>
-          <td>{{ form.stock_new }}</td>
-        </tr>
-      {% endfor %}
-    </tbody>
-  </table>
-  {% if not perms.kfet.add_inventory %}
-    <input type="password" name="KFETPASSWORD">
-  {% endif %}
-  {% csrf_token %}
-  {{ formset.management_form }}
-  <input type="submit" value="Enregistrer" class="btn btn-primary btn-lg">
-</form>
+        </thead>
+        <tbody>
+          {% for form in formset %}
+            {% ifchanged form.category %}
+              <tr class='section'>
+                <td>{{ form.category_name }}</td>
+                <td colspan="6"></td>
+              </tr>
+            {% endifchanged %}
+            <tr>
+              {{ form.article }}
+              <td>{{ form.name }}</td>
+              <td id='id_{{form.prefix}}-box_capacity'>{{ form.box_capacity }}</td>
+              <td>{{ form.stock_old }}</td>
+              <td>
+                <div class='col-md-2'></div>
+                <div class='col-md-8'>
+                    <input type='number' prefix='{{form.prefix}}' class='form-control' id='id_{{form.prefix}}-box_cellar' step='1'>
+                </div>
+              </td>
+              <td>
+                <div class='col-md-2'></div>
+                <div class='col-md-8'><input type='number' prefix='{{form.prefix}}' class='form-control' id='id_{{form.prefix}}-box_bar' step='1'></div>
+              </td>
+              <td>
+                <div class='col-md-2'></div>
+                <div class='col-md-8'><input type='number' prefix='{{form.prefix}}' class='form-control' id='id_{{form.prefix}}-misc' step='1'></div>
+              </td>
+              <td>
+                <div class='col-md-2'></div>
+                <div class='col-md-8'>{{ form.stock_new }}</div>
+              </td>
+            </tr>
+          {% endfor %}
+      {{ formset.management_form }}
+      {% if not perms.kfet.add_inventory %}
+      <td colspan='3'><label for='pwd'>Mot de passe :&nbsp;</label><input type="password" name="KFETPASSWORD"></td>
+      <td colspan='4'><input type="submit" value="Enregistrer" class="btn btn-primary btn-lg btn-block"></td>
+      {% else %}
+      <td colspan='7'><input type="submit" value="Enregistrer" class="btn btn-primary btn-lg btn-block"></td>
+      {% endif %}
+      {% csrf_token %}
+    </form>
+        </tbody>
+      </table>
+  </div>
+</div>
+
+
+<script type="text/javascript">
+$(document).ready(function() {
+
+    $('input[type="number"]').on('input', function() {
+        var prefix = $(this).attr('prefix');
+        var $line = $(this).closest('tr');
+        var box_capacity = +$line.find('#id_'+prefix+'-box_capacity').text();
+        var box_cellar = +$line.find('#id_'+prefix+'-box_cellar').val();
+        var box_bar = +$line.find('#id_'+prefix+'-box_bar').val();
+        var misc = +$line.find('#id_'+prefix+'-misc').val();
+        $line.find('#id_'+prefix+'-stock_new').val(box_capacity*(box_cellar +box_bar)+misc);
+    });
+
+});
+</script>
 
 {% endblock %}
diff --git a/kfet/views.py b/kfet/views.py
index b6a3338a..69df6c3f 100644
--- a/kfet/views.py
+++ b/kfet/views.py
@@ -1658,7 +1658,8 @@ def inventory_create(request):
             'stock_old': article.stock,
             'name'     : article.name,
             'category' : article.category_id,
-            'category__name': article.category.name
+            'category__name': article.category.name,
+            'box_capacity': article.box_capacity or 0,
         })
 
     cls_formset = formset_factory(