diff --git a/frontend/composables/useHoursPage.ts b/frontend/composables/useHoursPage.ts
index b8379ad..36ffa21 100644
--- a/frontend/composables/useHoursPage.ts
+++ b/frontend/composables/useHoursPage.ts
@@ -427,8 +427,11 @@ export const useHoursPage = () => {
 
   const getPresenceDayValue = (employeeId: number) => {
     const row = rows.value[employeeId]
-    const basePresence = (row?.isPresentMorning ? 0.5 : 0) + (row?.isPresentAfternoon ? 0.5 : 0)
-    const creditedPresence = dayContextByEmployeeId.value.get(employeeId)?.creditedPresenceUnits ?? 0
+    const dayRow = dayContextByEmployeeId.value.get(employeeId)
+    const absentMorning = dayRow?.absentMorning ?? false
+    const absentAfternoon = dayRow?.absentAfternoon ?? false
+    const basePresence = ((row?.isPresentMorning && !absentMorning) ? 0.5 : 0) + ((row?.isPresentAfternoon && !absentAfternoon) ? 0.5 : 0)
+    const creditedPresence = dayRow?.creditedPresenceUnits ?? 0
     const total = Math.min(1, basePresence + creditedPresence)
     return Number.isInteger(total) ? String(total) : total.toFixed(1)
   }
diff --git a/src/Service/WorkHours/WorkedHoursCreditPolicy.php b/src/Service/WorkHours/WorkedHoursCreditPolicy.php
index 9454e86..7a4f72f 100644
--- a/src/Service/WorkHours/WorkedHoursCreditPolicy.php
+++ b/src/Service/WorkHours/WorkedHoursCreditPolicy.php
@@ -60,11 +60,6 @@ final readonly class WorkedHoursCreditPolicy
         bool $absentMorning,
         bool $absentAfternoon
     ): float {
-        $type = $absence->getType();
-        if (!$type?->getCountAsWorkedHours()) {
-            return 0.0;
-        }
-
         $employee = $absence->getEmployee();
         if (null === $employee) {
             return 0.0;
@@ -74,9 +69,14 @@ final readonly class WorkedHoursCreditPolicy
             return 0.0;
         }
 
-        $halfUnits = ($absentMorning ? 1 : 0) + ($absentAfternoon ? 1 : 0);
+        // Règle forfait:
+        // - demi-journée d'absence => 0.5 travaillé
+        // - journée complète d'absence => 0 travaillé
+        if ($absentMorning xor $absentAfternoon) {
+            return 0.5;
+        }
 
-        return $halfUnits * 0.5;
+        return 0.0;
     }
 
     public function resolveContractDayMinutes(?int $weeklyHours, int $isoWeekDay): int
diff --git a/src/State/WorkHourWeeklySummaryProvider.php b/src/State/WorkHourWeeklySummaryProvider.php
index b11922b..526e2fe 100644
--- a/src/State/WorkHourWeeklySummaryProvider.php
+++ b/src/State/WorkHourWeeklySummaryProvider.php
@@ -135,6 +135,8 @@ final readonly class WorkHourWeeklySummaryProvider implements ProviderInterface
         $creditedByEmployeeDate         = [];
         $creditedPresenceByEmployeeDate = [];
         $absenceByEmployeeDate          = [];
+        $absentMorningByEmployeeDate    = [];
+        $absentAfternoonByEmployeeDate  = [];
         $absenceLabelByEmployeeDate     = [];
         $absenceColorByEmployeeDate     = [];
         foreach ($absences as $absence) {
@@ -153,7 +155,9 @@ final readonly class WorkHourWeeklySummaryProvider implements ProviderInterface
 
                 [$absentMorning, $absentAfternoon] = $this->absenceSegmentsResolver->resolveForDate($absence, $date);
                 if ($absentMorning || $absentAfternoon) {
-                    $absenceByEmployeeDate[$employeeId][$date] = true;
+                    $absenceByEmployeeDate[$employeeId][$date]         = true;
+                    $absentMorningByEmployeeDate[$employeeId][$date]   = ($absentMorningByEmployeeDate[$employeeId][$date] ?? false)     || $absentMorning;
+                    $absentAfternoonByEmployeeDate[$employeeId][$date] = ($absentAfternoonByEmployeeDate[$employeeId][$date] ?? false) || $absentAfternoon;
                     if (!isset($absenceLabelByEmployeeDate[$employeeId][$date])) {
                         $absenceLabelByEmployeeDate[$employeeId][$date] = $absence->getType()?->getLabel();
                     }
@@ -202,8 +206,10 @@ final readonly class WorkHourWeeklySummaryProvider implements ProviderInterface
                 $metrics->addCreditedMinutes($creditedMinutes);
                 $present = null;
                 if ($isPresenceTracking) {
-                    $morning          = ($entry['isPresentMorning'] ?? false) ? 0.5 : 0.0;
-                    $afternoon        = ($entry['isPresentAfternoon'] ?? false) ? 0.5 : 0.0;
+                    $absentMorning    = $absentMorningByEmployeeDate[$employeeId][$date] ?? false;
+                    $absentAfternoon  = $absentAfternoonByEmployeeDate[$employeeId][$date] ?? false;
+                    $morning          = (($entry['isPresentMorning'] ?? false) && !$absentMorning) ? 0.5 : 0.0;
+                    $afternoon        = (($entry['isPresentAfternoon'] ?? false) && !$absentAfternoon) ? 0.5 : 0.0;
                     $creditedPresence = $creditedPresenceByEmployeeDate[$employeeId][$date] ?? 0.0;
                     $present          = min(1.0, $morning + $afternoon + $creditedPresence);
                 }
diff --git a/tests/State/WorkHourWeeklySummaryProviderTest.php b/tests/State/WorkHourWeeklySummaryProviderTest.php
index 24ac5ab..a3a441d 100644
--- a/tests/State/WorkHourWeeklySummaryProviderTest.php
+++ b/tests/State/WorkHourWeeklySummaryProviderTest.php
@@ -135,7 +135,7 @@ final class WorkHourWeeklySummaryProviderTest extends TestCase
         self::assertSame(210, $result->rows[0]->weeklyOvertime50Minutes);
         self::assertSame(1230, $result->rows[0]->weeklyRecoveryMinutes);
 
-        self::assertSame(1.0, $result->rows[1]->weeklyPresenceCount);
+        self::assertSame(0.0, $result->rows[1]->weeklyPresenceCount);
         self::assertTrue($result->rows[1]->daily[0]->hasAbsence);
         self::assertSame('Congé', $result->rows[1]->daily[0]->absenceLabel);
         self::assertSame('#000', $result->rows[1]->daily[0]->absenceColor);