diff --git a/app/Livewire/Suivi/Index.php b/app/Livewire/Suivi/Index.php
index 9c64f80..8e13c1b 100644
--- a/app/Livewire/Suivi/Index.php
+++ b/app/Livewire/Suivi/Index.php
@@ -6,6 +6,7 @@ namespace App\Livewire\Suivi;
 
 use App\Enums\CategoryType;
 use App\Models\BudgetLine;
+use App\Models\Category;
 use App\Models\RecurringTransaction;
 use App\Models\Transaction;
 use Livewire\Attributes\Layout;
@@ -108,6 +109,32 @@ class Index extends Component
         ]);
     }
 
+    /**
+     * Budget planifié pour cette catégorie sur le mois en cours, en résolvant
+     * l'override du mois s'il existe sinon le montant par défaut de l'année.
+     */
+    private function budgetForCurrentMonth(Category $category, int $year, int $month): ?float
+    {
+        $lines = $category->budgetLines()->where('year', $year)->get();
+
+        $override = $lines->firstWhere('month', $month);
+        if ($override) {
+            return (float) $override->amount;
+        }
+
+        $default = $lines->firstWhere('month', null);
+
+        return $default ? (float) $default->amount : null;
+    }
+
+    private function trackedForCategoryThisMonth(Category $category, int $year, int $month): float
+    {
+        return (float) $category->transactions()
+            ->whereYear('date_effective', $year)
+            ->whereMonth('date_effective', $month)
+            ->sum('amount');
+    }
+
     public function render()
     {
         $household = auth()->user()->currentHousehold;
@@ -159,10 +186,27 @@ class Index extends Component
             ->sortBy('day_of_month')
             ->values();
 
+        $categories = $household->categories()->orderBy('type')->orderBy('position')->get();
+
+        $categoryProgress = $categories
+            ->whereIn('type', [CategoryType::Depense, CategoryType::Epargne])
+            ->mapWithKeys(function (Category $category) use ($year, $month) {
+                $budget = $this->budgetForCurrentMonth($category, $year, $month);
+
+                if ($budget === null || $budget <= 0) {
+                    return [$category->id => null];
+                }
+
+                $tracked = $this->trackedForCategoryThisMonth($category, $year, $month);
+
+                return [$category->id => min(100, round($tracked / $budget * 100))];
+            });
+
         return view('livewire.suivi.index', [
             'transactions' => $transactions,
             'running' => $running,
-            'categories' => $household->categories()->orderBy('type')->orderBy('position')->get(),
+            'categories' => $categories,
+            'categoryProgress' => $categoryProgress,
             'nbrThisYear' => $transactions->filter(fn (Transaction $t) => $t->date->year === $year)->count(),
             'nbrTotal' => $transactions->count(),
             'lastEntry' => $transactions->first(),
diff --git a/resources/views/livewire/suivi/index.blade.php b/resources/views/livewire/suivi/index.blade.php
index a90c01d..d52e62b 100644
--- a/resources/views/livewire/suivi/index.blade.php
+++ b/resources/views/livewire/suivi/index.blade.php
@@ -55,14 +55,30 @@
                                 <p class="text-xs text-text-muted mb-1.5">{{ $meta['label'] }}</p>
                                 <div class="grid grid-cols-2 gap-2">
                                     @foreach ($typeCategories as $category)
+                                        @php
+                                            $isActive = (string) $categoryId === (string) $category->id;
+                                            $progress = $categoryProgress[$category->id] ?? null;
+                                        @endphp
                                         <button
                                             type="button"
                                             wire:click="$set('categoryId', {{ $category->id }})"
-                                            aria-pressed="{{ (string) $categoryId === (string) $category->id ? 'true' : 'false' }}"
-                                            class="min-h-[52px] px-3 py-2 rounded-lg border text-sm font-medium text-left transition focus:outline-none focus-visible:ring-2 {{ $meta['ring'] }}
-                                                {{ (string) $categoryId === (string) $category->id ? $meta['active'] : 'bg-surface border-border-strong text-text' }}"
+                                            aria-pressed="{{ $isActive ? 'true' : 'false' }}"
+                                            class="relative min-h-[52px] px-3 py-2 rounded-lg border text-sm font-medium text-left transition overflow-hidden focus:outline-none focus-visible:ring-2 {{ $meta['ring'] }}
+                                                {{ $isActive ? $meta['active'] : 'bg-surface border-border-strong text-text' }}"
                                         >
-                                            {{ $category->name }}
+                                            @if ($progress !== null)
+                                                <span
+                                                    aria-hidden="true"
+                                                    class="absolute inset-y-0 left-0 {{ $isActive ? 'bg-white/25' : 'bg-text/10' }}"
+                                                    style="width: {{ $progress }}%"
+                                                ></span>
+                                            @endif
+                                            <span class="relative flex items-center justify-between gap-2">
+                                                <span>{{ $category->name }}</span>
+                                                @if ($progress !== null)
+                                                    <span class="text-xs font-normal {{ $isActive ? 'text-white/80' : 'text-text-muted' }}">{{ $progress }}%</span>
+                                                @endif
+                                            </span>
                                         </button>
                                     @endforeach
                                 </div>
diff --git a/tests/Feature/SuiviTest.php b/tests/Feature/SuiviTest.php
index 302d5c1..000b44f 100644
--- a/tests/Feature/SuiviTest.php
+++ b/tests/Feature/SuiviTest.php
@@ -184,6 +184,54 @@ it('shows the recurrence again the following month after being confirmed', funct
     expect($component->viewData('pendingRecurrences')->pluck('id'))->toContain($recurring->id);
 });
 
+it('computes the percentage of budget already tracked for a category this month', function (): void {
+    $this->travelTo(now()->setDate(2026, 3, 10));
+
+    $user = User::factory()->create();
+    $household = $user->currentHousehold;
+    $category = $household->categories()->create(['name' => 'Loyer', 'type' => 'depense', 'position' => 1]);
+
+    $category->budgetLines()->create(['household_id' => $household->id, 'year' => 2026, 'month' => null, 'amount' => 1000]);
+    $household->transactions()->create([
+        'category_id' => $category->id, 'user_id' => $user->id,
+        'date' => '2026-03-05', 'date_effective' => '2026-03-05', 'amount' => 600,
+    ]);
+
+    $component = Livewire::actingAs($user)->test(Index::class);
+
+    expect($component->viewData('categoryProgress')[$category->id])->toBe(60.0);
+});
+
+it('caps the category progress percentage at 100', function (): void {
+    $this->travelTo(now()->setDate(2026, 3, 10));
+
+    $user = User::factory()->create();
+    $household = $user->currentHousehold;
+    $category = $household->categories()->create(['name' => 'Loyer', 'type' => 'depense', 'position' => 1]);
+
+    $category->budgetLines()->create(['household_id' => $household->id, 'year' => 2026, 'month' => null, 'amount' => 1000]);
+    $household->transactions()->create([
+        'category_id' => $category->id, 'user_id' => $user->id,
+        'date' => '2026-03-05', 'date_effective' => '2026-03-05', 'amount' => 1500,
+    ]);
+
+    $component = Livewire::actingAs($user)->test(Index::class);
+
+    expect($component->viewData('categoryProgress')[$category->id])->toBe(100);
+});
+
+it('returns no progress for a category without a budget defined', function (): void {
+    $this->travelTo(now()->setDate(2026, 3, 10));
+
+    $user = User::factory()->create();
+    $household = $user->currentHousehold;
+    $category = $household->categories()->create(['name' => 'Loyer', 'type' => 'depense', 'position' => 1]);
+
+    $component = Livewire::actingAs($user)->test(Index::class);
+
+    expect($component->viewData('categoryProgress')[$category->id])->toBeNull();
+});
+
 it('does not show another household transactions', function (): void {
     $ownerA = User::factory()->create();
     $ownerB = User::factory()->create();