diff --git a/backend/src/contracts/contracts.py b/backend/src/contracts/contracts.py
index f2b13e5..3eb18e6 100644
--- a/backend/src/contracts/contracts.py
+++ b/backend/src/contracts/contracts.py
@@ -17,88 +17,6 @@ from src.database import get_session
 router = APIRouter(prefix='/contracts')
 
 
-def compute_recurrent_prices(
-    products_quantities: list[dict],
-    nb_shipment: int
-):
-    """Compute price for recurrent products"""
-    result = 0
-    for product_quantity in products_quantities:
-        product = product_quantity['product']
-        quantity = product_quantity['quantity']
-        result += compute_product_price(product, quantity, nb_shipment)
-    return result
-
-
-def compute_occasional_prices(occasionals: list[dict]):
-    """Compute prices for occassional products"""
-    result = 0
-    for occasional in occasionals:
-        result += occasional['price']
-    return result
-
-
-def compute_product_price(
-    product: models.Product,
-    quantity: int,
-    nb_shipment: int = 1
-):
-    """Compute price for a product"""
-    product_quantity_unit = (
-        1 if product.unit == models.Unit.KILO else 1000
-    )
-    final_quantity = (
-        quantity if product.price else quantity / product_quantity_unit
-    )
-    final_price = (
-        product.price if product.price else product.price_kg
-    )
-    return final_price * final_quantity * nb_shipment
-
-
-def find_dict_in_list(lst, key, value):
-    """Find the index of a dictionnary in a list of dictionnaries given a key
-    and a value.
-    """
-    for i, dic in enumerate(lst):
-        if dic[key].id == value:
-            return i
-    return -1
-
-
-def create_occasional_dict(contract_products: list[models.ContractProduct]):
-    """Create a dictionnary of occasional products"""
-    result = []
-    for contract_product in contract_products:
-        existing_id = find_dict_in_list(
-            result,
-            'shipment',
-            contract_product.shipment.id
-        )
-        if existing_id < 0:
-            result.append({
-                'shipment': contract_product.shipment,
-                'price': compute_product_price(
-                    contract_product.product,
-                    contract_product.quantity
-                ),
-                'products': [{
-                    'product': contract_product.product,
-                    'quantity': contract_product.quantity
-                }]
-            })
-        else:
-            result[existing_id]['products'].append({
-                'product': contract_product.product,
-                'quantity': contract_product.quantity
-            })
-            result[existing_id]['price'] += compute_product_price(
-                contract_product.product,
-                contract_product.quantity
-            )
-    return result
-
-
 @router.post('')
 async def create_contract(
     contract: models.ContractCreate,
@@ -114,7 +32,7 @@ async def create_contract(
             new_contract.products
         )
     )
-    occasionals = create_occasional_dict(occasional_contract_products)
+    occasionals = service.create_occasional_dict(occasional_contract_products)
     recurrents = list(
         map(
             lambda x: {'product': x.product, 'quantity': x.quantity},
@@ -127,11 +45,13 @@ async def create_contract(
             )
         )
     )
-    recurrent_price = compute_recurrent_prices(
+    prices = service.generate_products_prices(
+        occasionals,
         recurrents,
-        len(new_contract.form.shipments)
+        new_contract.form.shipments
     )
-    price = recurrent_price + compute_occasional_prices(occasionals)
+    recurrent_price = prices['recurrent']
+    total_price = prices['total']
     cheques = list(
         map(
             lambda x: {'name': x.name, 'value': x.value},
@@ -145,7 +65,7 @@ async def create_contract(
             occasionals,
             recurrents,
             '{:10.2f}'.format(recurrent_price),
-            '{:10.2f}'.format(price)
+            '{:10.2f}'.format(total_price)
         )
         pdf_file = io.BytesIO(pdf_bytes)
         contract_id = (
@@ -154,7 +74,8 @@ async def create_contract(
             f'{new_contract.form.productor.type}_'
             f'{new_contract.form.season}'
         )
-        service.add_contract_file(session, new_contract.id, pdf_bytes, price)
+        service.add_contract_file(
+            session, new_contract.id, pdf_bytes, total_price)
     except Exception as error:
         raise HTTPException(
             status_code=400,
diff --git a/backend/src/contracts/generate_contract.py b/backend/src/contracts/generate_contract.py
index bfd8e1f..e1d7b2c 100644
--- a/backend/src/contracts/generate_contract.py
+++ b/backend/src/contracts/generate_contract.py
@@ -1,13 +1,16 @@
 
 import html
 import io
+import math
 import pathlib
+import string
 
 import jinja2
 import odfdo
 # from odfdo import Cell, Document, Row, Style, Table
 from odfdo.element import Element
 from src import models
+from src.contracts import service
 from weasyprint import HTML
 
 
@@ -96,60 +99,97 @@ def create_row_style_height(size: str) -> odfdo.Style:
     )
 
 
-def create_center_cell_style(name: str = "centered-cell") -> odfdo.Style:
+def create_cell_style(
+    name: str = "centered-cell",
+    font_size: str = '10pt',
+    bold: bool = False,
+    background_color: str = '#FFFFFF',
+    color: str = '#000000'
+) -> odfdo.Style:
+    bold_attr = """
+        fo:font-weight="bold"
+        style:font-weight-asian="bold"
+        style:font-weight-complex="bold"
+    """ if bold else ''
     return odfdo.Element.from_tag(
-        f'<style:style style:name="{name}" style:family="table-cell">'
-        '<style:table-cell-properties style:vertical-align="middle" fo:wrap-option="wrap"/>'
-        '<style:paragraph-properties fo:text-align="center"/>'
-        '</style:style>'
+        f"""<style:style style:name="{name}" style:family="table-cell">
+        <style:table-cell-properties 
+            fo:border="0.75pt solid #000000" 
+            style:vertical-align="middle" 
+            fo:wrap-option="wrap"
+            fo:background-color="{background_color}"/>
+        <style:paragraph-properties fo:text-align="center"/>
+        <style:text-properties
+            {bold_attr}
+            fo:font-size="{font_size}"
+            fo:color="{color}"/>
+        </style:style>"""
     )
 
 
-def create_cell_style_with_font(name: str = "font", font_size="14pt", bold: bool = False) -> odfdo.Style:
-    return odfdo.Element.from_tag(
-        f'<style:style style:name="{name}" style:family="table-cell" '
-        f'xmlns:fo="urn:oasis:names:tc:opendocument:xmlns:xsl-fo-compatible:1.0">'
-        '<style:table-cell-properties style:vertical-align="middle" fo:wrap-option="wrap"/>'
-        f'<style:paragraph-properties fo:text-align="center" fo:font-size="{font_size}" '
-        f'{"fo:font-weight=\"bold\"" if bold else ""}/>'
-        '</style:style>'
-    )
-
-
-def apply_center_cell_style(document: odfdo.Document, row: odfdo.Row):
-    style = document.insert_style(
-        create_center_cell_style()
-    )
-    for cell in row.get_cells():
-        cell.style = style
-
-
-def apply_column_height_style(document: odfdo.Document, row: odfdo.Row, height: str):
-    style = document.insert_style(
-        style=create_row_style_height(height), name=height, automatic=True
-    )
-    row.style = style
-
-
-def apply_font_style(document: odfdo.Document, table: odfdo.Table, size: str = "14pt"):
-    style_header = document.insert_style(
-        style=create_cell_style_with_font(
-            'header_font', font_size=size, bold=True
+def apply_cell_style(document: odfdo.Document, table: odfdo.Table):
+    header_style = document.insert_style(
+        create_cell_style(
+            name="header-cells",
+            bold=True,
+            font_size='12pt',
+            background_color="#3480eb",
+            color="#FFF"
         )
     )
 
-    style_body = document.insert_style(
-        style=create_cell_style_with_font(
-            'body_font', font_size=size, bold=False
+    body_style_even = document.insert_style(
+        create_cell_style(
+            name="body-style-even",
+            bold=False,
+            background_color="#e8eaed",
+            color="#000000"
         )
     )
 
-    for position in range(table.height):
-        row = table.get_row(position)
+    body_style_odd = document.insert_style(
+        create_cell_style(
+            name="body-style-odd",
+            bold=False,
+            background_color="#FFFFFF",
+            color="#000000"
+        )
+    )
+
+    footer_style = document.insert_style(
+        create_cell_style(
+            name="footer-cells",
+            bold=True,
+            font_size='12pt',
+        )
+    )
+
+    for index, row in enumerate(table.get_rows()):
+        style = body_style_even
+        if index == 0 or index == 1:
+            style = header_style
+        elif index % 2 == 0:
+            style = body_style_even
+        elif index == len(table.get_rows()) - 1:
+            style = footer_style
+        else:
+            style = body_style_odd
         for cell in row.get_cells():
-            cell.style = style_header if position == 0 or position == 1 else style_body
-            for paragraph in cell.get_paragraphs():
-                paragraph.style = cell.style
+            cell.style = style
+
+
+def apply_column_height_style(document: odfdo.Document, table: odfdo.Table):
+    header_style = document.insert_style(
+        style=create_row_style_height('1.60cm'), name='1.60cm', automatic=True
+    )
+    body_style = document.insert_style(
+        style=create_row_style_height('0.90cm'), name='0.90cm', automatic=True
+    )
+    for index, row in enumerate(table.get_rows()):
+        if index == 1:
+            row.style = header_style
+        else:
+            row.style = body_style
 
 
 def apply_column_width_style(document: odfdo.Document, table: odfdo.Table, widths: list[str]):
@@ -162,7 +202,8 @@ def apply_column_width_style(document: odfdo.Document, table: odfdo.Table, width
     styles = []
     for w in widths:
         styles.append(document.insert_style(
-            style=create_column_style_width(w), name=w, automatic=True))
+            style=create_column_style_width(w), name=w, automatic=True)
+        )
 
     for position in range(table.width):
         col = table.get_column(position)
@@ -170,75 +211,201 @@ def apply_column_width_style(document: odfdo.Document, table: odfdo.Table, width
         table.set_column(position, col)
 
 
+def generate_ods_letters(n: int):
+    letters = string.ascii_lowercase
+    result = []
+    for i in range(n):
+        if i > len(letters) - 1:
+            letter = f'{letters[int(i / len(letters)) - 1]}'
+            letter += f'{letters[i % len(letters)]}'
+            result.append(letter)
+            continue
+        letter = letters[i]
+        result.append(letters[i])
+    return result
+
+
+def compute_contract_prices(contract: models.Contract) -> dict:
+    occasional_contract_products = list(
+        filter(
+            lambda contract_product: (
+                contract_product.product.type == models.ProductType.OCCASIONAL
+            ),
+            contract.products
+        )
+    )
+    occasionals_dict = service.create_occasional_dict(
+        occasional_contract_products)
+    recurrents_dict = list(
+        map(
+            lambda x: {'product': x.product, 'quantity': x.quantity},
+            filter(
+                lambda contract_product: (
+                    contract_product.product.type ==
+                    models.ProductType.RECCURENT
+                ),
+                contract.products
+            )
+        )
+    )
+    prices = service.generate_products_prices(
+        occasionals_dict,
+        recurrents_dict,
+        contract.form.shipments
+    )
+    return prices
+
+
 def generate_recap(
     contracts: list[models.Contract],
     form: models.Form,
 ):
-    recurrents = [pr.name for pr in form.productor.products if pr.type ==
-                  models.ProductType.RECCURENT]
+    product_unit_map = {
+        '1': 'g',
+        '2': 'Kg',
+        '3': 'Piece'
+    }
+    recurrents = [
+        f'{pr.name}({product_unit_map[pr.unit]})'
+        for pr in form.productor.products
+        if pr.type == models.ProductType.RECCURENT
+    ]
     recurrents.sort()
-    occasionnals = [pr.name for pr in form.productor.products if pr.type ==
-                    models.ProductType.OCCASIONAL]
+    occasionnals = [
+        f'{pr.name}({product_unit_map[pr.unit]})'
+        for pr in form.productor.products
+        if pr.type == models.ProductType.OCCASIONAL
+    ]
     occasionnals.sort()
     shipments = form.shipments
     occasionnals_header = [
-        occ for shipment in shipments for occ in occasionnals]
-    shipment_header = flatten(
-        [[f'{shipment.name} - {shipment.date.strftime('%Y-%m-%d')}'] + ["" * len(occasionnals)] for shipment in shipments])
-    product_unit_map = {
-        "1": "g",
-        "2": "kg",
-        "3": "p"
-    }
+        occ for shipment in shipments for occ in occasionnals
+    ]
 
-    header = (
-        ["Nom", "Email"] +
-        ["Tarif panier", "Total Paniers", "Total à payer"] +
-        ["Cheque 1", "Cheque 2", "Cheque 3"] +
-        [f"Total {len(shipments)} livraisons + produits occasionnels"] +
+    info_header: list[str] = ['', 'Nom', 'Email']
+    cheque_header: list[str] = ['Cheque 1', 'Cheque 2', 'Cheque 3']
+    payment_header = (
+        cheque_header +
+        [f'Total {len(shipments)} livraisons + produits occasionnels']
+    )
+    prefix_header: list[str] = (
+        info_header +
+        payment_header
+    )
+
+    suffix_header: list[str] = [
+        'Total produits occasionnels',
+        'Remarques',
+        'Nom'
+    ]
+
+    shipment_header = flatten([
+        [f'{shipment.name} - {shipment.date.strftime('%Y-%m-%d')}'] +
+        ['' * len(occasionnals)] for shipment in shipments] +
+        [''] * len(suffix_header)
+    )
+
+    header: list[str] = (
+        prefix_header +
         recurrents +
+        ['Total produits récurrents'] +
         occasionnals_header +
-        ["Remarques", "Nom"]
+        suffix_header
+    )
+
+    letters = generate_ods_letters(len(header))
+    payment_formula_letters = letters[
+        len(info_header):len(info_header) + len(payment_header)
+    ]
+    recurent_formula_letters = letters[
+        len(info_header)+len(payment_formula_letters):
+        len(info_header)+len(payment_formula_letters)+len(recurrents) + 1
+    ]
+    occasionnals_formula_letters = letters[
+        len(info_header)+len(payment_formula_letters)+len(recurent_formula_letters):
+        len(info_header)+len(payment_formula_letters) +
+        len(recurent_formula_letters)+len(occasionnals_header) + 1
+    ]
+    print(payment_formula_letters)
+    print(recurent_formula_letters)
+    print(occasionnals_formula_letters)
+
+    footer = (
+        ['', 'Total contrats', ''] +
+        [f'=SUM({letter}3:{letter}{2+len(contracts)})'
+            for letter in payment_formula_letters] +
+        [f'=SUM({letter}3:{letter}{2+len(contracts)})'
+            for letter in recurent_formula_letters] +
+        [f'=SUM({letter}3:{letter}{2+len(contracts)})'
+            for letter in occasionnals_formula_letters]
     )
 
     data = [
-        [""] * (9 + len(recurrents)) + shipment_header,
+        [''] * (len(prefix_header) + len(recurrents) + 1) + shipment_header,
         header,
         *[
             [
+                f'{index + 1}',
                 f'{contract.firstname} {contract.lastname}',
                 f'{contract.email}',
-                *[f'{pr.quantity} {product_unit_map[pr.product.unit]}' for pr in sorted(
-                    contract.products, key=lambda x: x.product.name) if pr.product.type == models.ProductType.RECCURENT],
-                *[f'{pr.quantity} {product_unit_map[pr.product.unit]}' for pr in sorted(
-                    contract.products, key=lambda x: x.product.name) if pr.product.type == models.ProductType.OCCASIONAL],
-                "",
+                *[float(contract.cheques[i].value) if len(
+                    contract.cheques) > i else '' for i in range(3)],
+                compute_contract_prices(contract)['total'],
+                *[pr.quantity for pr in sorted(
+                    contract.products, key=lambda x: x.product.name)
+                    if pr.product.type == models.ProductType.RECCURENT],
+                compute_contract_prices(contract)['recurrent'],
+                *[pr.quantity for pr in sorted(
+                    contract.products, key=lambda x: x.product.name)
+                    if pr.product.type == models.ProductType.OCCASIONAL],
+                compute_contract_prices(contract)['occasionnal'],
+                '',
                 f'{contract.firstname} {contract.lastname}',
-            ] for contract in contracts
-        ]
+            ] for index, contract in enumerate(contracts)
+        ],
+        footer
     ]
 
-    doc = odfdo.Document("spreadsheet")
+    doc = odfdo.Document('spreadsheet')
     sheet = doc.body.get_sheet(0)
     sheet.name = 'Recap'
     sheet.set_values(data)
-    apply_column_width_style(doc, doc.body.get_table(0), ["4cm"] * len(header))
-    apply_column_height_style(
-        doc,
-        doc.body.get_table(0).get_rows((1, 1))[0],
-        "1.20cm"
-    )
-    apply_center_cell_style(doc, doc.body.get_table(0).get_rows((1, 1))[0])
-    apply_font_style(doc, doc.body.get_table(0))
-    index = 9 + len(recurrents)
+
+    index = len(prefix_header) + len(recurrents) + 1
     for _ in enumerate(shipments):
         startcol = index
         endcol = index+len(occasionnals) - 1
         sheet.set_span((startcol, 0, endcol, 0), merge=True)
         index += len(occasionnals)
 
+    for row in sheet.get_rows():
+        for cell in row.get_cells():
+            if not cell.value or cell.get_attribute("office:value-type") == "float":
+                continue
+            if '=' in cell.value:
+                formula = cell.value
+                cell.clear()
+                cell.formula = formula
+
+    apply_column_width_style(
+        doc,
+        doc.body.get_table(0),
+        ['2cm'] +
+        ['4cm'] * len(info_header) +
+        ['2.40cm'] * (len(payment_header) - 1) +
+        ['4cm'] * len(recurrents) +
+        ['4cm'] +
+        ['4cm'] * (len(occasionnals_header) + 1) +
+        ['4cm', '8cm', '4cm']
+    )
+    apply_column_height_style(
+        doc,
+        doc.body.get_table(0),
+    )
+    apply_cell_style(doc, doc.body.get_table(0))
     doc.body.append(sheet)
 
     buffer = io.BytesIO()
-    doc.save('test.ods')
+    doc.save(buffer)
+    # doc.save('test.ods')
     return buffer.getvalue()
diff --git a/backend/src/contracts/service.py b/backend/src/contracts/service.py
index 79cb063..969eafa 100644
--- a/backend/src/contracts/service.py
+++ b/backend/src/contracts/service.py
@@ -166,3 +166,103 @@ def is_allowed(
         .distinct()
     )
     return len(session.exec(statement).all()) > 0
+
+
+def compute_recurrent_prices(
+    products_quantities: list[dict],
+    nb_shipment: int
+):
+    """Compute price for recurrent products"""
+    result = 0
+    for product_quantity in products_quantities:
+        product = product_quantity['product']
+        quantity = product_quantity['quantity']
+        result += compute_product_price(product, quantity, nb_shipment)
+    return result
+
+
+def compute_occasional_prices(occasionals: list[dict]):
+    """Compute prices for occassional products"""
+    result = 0
+    for occasional in occasionals:
+        result += occasional['price']
+    return result
+
+
+def compute_product_price(
+    product: models.Product,
+    quantity: int,
+    nb_shipment: int = 1
+):
+    """Compute price for a product"""
+    product_quantity_unit = (
+        1 if product.unit == models.Unit.KILO else 1000
+    )
+    final_quantity = (
+        quantity if product.price else quantity / product_quantity_unit
+    )
+    final_price = (
+        product.price if product.price else product.price_kg
+    )
+    return final_price * final_quantity * nb_shipment
+
+
+def find_dict_in_list(lst, key, value):
+    """Find the index of a dictionnary in a list of dictionnaries given a key
+    and a value.
+    """
+    for i, dic in enumerate(lst):
+        if dic[key].id == value:
+            return i
+    return -1
+
+
+def create_occasional_dict(contract_products: list[models.ContractProduct]):
+    """Create a dictionnary of occasional products"""
+    result = []
+    for contract_product in contract_products:
+        existing_id = find_dict_in_list(
+            result,
+            'shipment',
+            contract_product.shipment.id
+        )
+        if existing_id < 0:
+            result.append({
+                'shipment': contract_product.shipment,
+                'price': compute_product_price(
+                    contract_product.product,
+                    contract_product.quantity
+                ),
+                'products': [{
+                    'product': contract_product.product,
+                    'quantity': contract_product.quantity
+                }]
+            })
+        else:
+            result[existing_id]['products'].append({
+                'product': contract_product.product,
+                'quantity': contract_product.quantity
+            })
+            result[existing_id]['price'] += compute_product_price(
+                contract_product.product,
+                contract_product.quantity
+            )
+    return result
+
+
+def generate_products_prices(
+    occasionals: list[dict],
+    recurrents: list[dict],
+    shipments: list[models.ShipmentPublic]
+):
+    recurrent_price = compute_recurrent_prices(
+        recurrents,
+        len(shipments)
+    )
+    occasional_price = compute_occasional_prices(occasionals)
+    price = recurrent_price + occasional_price
+    return {
+        'total': price,
+        'recurrent': recurrent_price,
+        'occasionnal': occasional_price
+    }
diff --git a/backend/test.pdf b/backend/test.pdf
deleted file mode 100644
index 554d27a..0000000
Binary files a/backend/test.pdf and /dev/null differ
diff --git a/frontend/src/pages/Contracts/index.tsx b/frontend/src/pages/Contracts/index.tsx
index 74e56c7..9f0e882 100644
--- a/frontend/src/pages/Contracts/index.tsx
+++ b/frontend/src/pages/Contracts/index.tsx
@@ -27,6 +27,8 @@ export default function Contracts() {
     const { data: allContracts } = useGetContracts();
 
     const forms = useMemo(() => {
+        if (!allContracts)
+            return [];
         return allContracts
             ?.map((contract: Contract) => contract.form.name)
             .filter((contract, index, array) => array.indexOf(contract) === index);