diff --git a/tests/test_rubric_group.py b/tests/test_rubric_group.py
index ca380e1fb..f84ef3e5c 100644
--- a/tests/test_rubric_group.py
+++ b/tests/test_rubric_group.py
@@ -417,3 +417,79 @@ def reward_func(completion, parser, answer, **_):
 
         assert state["reward"] == 1.0
         assert recorded_parsers == [xml_parser]
+
+    @pytest.mark.asyncio
+    async def test_rubric_group_score_rollout_timing(self):
+        """Test that generation_ms + scoring_ms == total_ms after score_rollout."""
+
+        def func1(completion, **kwargs):
+            return 1.0
+
+        def func2(completion, **kwargs):
+            return 0.5
+
+        rubric1 = Rubric(funcs=[func1], weights=[1.0])
+        rubric2 = Rubric(funcs=[func2], weights=[1.0])
+
+        group = RubricGroup(rubrics=[rubric1, rubric2])
+
+        state = State(
+            input=RolloutInput(
+                prompt=[{"role": "user", "content": "test"}],
+                answer="test",
+                task="default",
+                example_id=0,
+            )
+        )
+        state["completion"] = [{"role": "assistant", "content": "test"}]
+        state["trajectory"] = []
+        state["timing"] = RolloutTiming(
+            generation_ms=100.0,
+            scoring_ms=0.0,
+            total_ms=100.0,
+            start_time=0.0,
+        )
+
+        await group.score_rollout(state)
+
+        assert state["timing"]["generation_ms"] == 100.0
+        assert state["timing"]["scoring_ms"] > 0.0
+        assert state["timing"]["total_ms"] == 100.0 + state["timing"]["scoring_ms"]
+
+    @pytest.mark.asyncio
+    async def test_rubric_group_score_group_timing(self):
+        """Test that generation_ms + scoring_ms == total_ms after score_group."""
+
+        def func1(completion, **kwargs):
+            return 1.0
+
+        def func2(completion, **kwargs):
+            return 0.5
+
+        rubric1 = Rubric(funcs=[func1], weights=[1.0])
+        rubric2 = Rubric(funcs=[func2], weights=[1.0])
+
+        group = RubricGroup(rubrics=[rubric1, rubric2])
+
+        state = State(
+            input=RolloutInput(
+                prompt=[{"role": "user", "content": "test"}],
+                answer="test",
+                task="default",
+                example_id=0,
+            )
+        )
+        state["completion"] = [{"role": "assistant", "content": "test"}]
+        state["trajectory"] = []
+        state["timing"] = RolloutTiming(
+            generation_ms=100.0,
+            scoring_ms=0.0,
+            total_ms=100.0,
+            start_time=0.0,
+        )
+
+        await group.score_group([state])
+
+        assert state["timing"]["generation_ms"] == 100.0
+        assert state["timing"]["scoring_ms"] > 0.0
+        assert state["timing"]["total_ms"] == 100.0 + state["timing"]["scoring_ms"]
diff --git a/verifiers/rubrics/rubric_group.py b/verifiers/rubrics/rubric_group.py
index b0d8bbb71..b80ad60fd 100644
--- a/verifiers/rubrics/rubric_group.py
+++ b/verifiers/rubrics/rubric_group.py
@@ -1,3 +1,4 @@
+import time
 from typing import Any
 
 from verifiers.rubrics.rubric import Rubric
@@ -56,12 +57,14 @@ async def score_rollout(self, state: State):
         """
         Evaluate all reward functions in-place for a single rollout.
         """
+        start_time = time.time()
         total_reward = 0.0
         aggregated_metrics: dict[str, float] = {}
         original_reward = state.get("reward", 0.0)
         original_metrics = (
             state.get("metrics", {}).copy() if state.get("metrics") else {}
         )
+        original_timing = state["timing"].copy()
         for rubric in self.rubrics:
             await rubric.score_rollout(state)
             rubric_reward = state.get("reward", 0.0)
@@ -74,13 +77,19 @@ async def score_rollout(self, state: State):
             # restore original values for next rubric
             state["reward"] = original_reward
             state["metrics"] = original_metrics.copy()
+            state["timing"] = original_timing.copy()
         state["reward"] = total_reward
         state["metrics"] = aggregated_metrics
+        end_time = time.time()
+        scoring_ms = (end_time - start_time) * 1000
+        state["timing"]["scoring_ms"] = scoring_ms
+        state["timing"]["total_ms"] += scoring_ms
 
     async def score_group(self, states: list[State]):
         """
         Evaluate all reward functions in-place for a group of rollouts.
         """
+        start_time = time.time()
         aggregated_rewards = [0.0] * len(states)
         aggregated_metrics: dict[str, list[float]] = {}
         original_rewards = [state.get("reward", 0.0) for state in states]
@@ -88,6 +97,7 @@ async def score_group(self, states: list[State]):
             state.get("metrics", {}).copy() if state.get("metrics") else {}
             for state in states
         ]
+        original_timings = [state["timing"].copy() for state in states]
         for rubric in self.rubrics:
             await rubric.score_group(states)
             for i, state in enumerate(states):
@@ -102,6 +112,9 @@ async def score_group(self, states: list[State]):
                     aggregated_metrics[key][i] += value
                 state["reward"] = original_rewards[i]
                 state["metrics"] = original_metrics[i].copy()
+                state["timing"] = original_timings[i].copy()
+        end_time = time.time()
+        scoring_ms = (end_time - start_time) * 1000
         for i, state in enumerate(states):
             state["reward"] = aggregated_rewards[i]
             if aggregated_metrics:
@@ -109,3 +122,5 @@ async def score_group(self, states: list[State]):
                     state["metrics"] = {}
                 for key, values in aggregated_metrics.items():
                     state["metrics"][key] = values[i]
+            state["timing"]["scoring_ms"] = scoring_ms
+            state["timing"]["total_ms"] += scoring_ms