diff --git a/simvue/api/objects/artifact/file.py b/simvue/api/objects/artifact/file.py
index 54f0a8cb..7b2ce312 100644
--- a/simvue/api/objects/artifact/file.py
+++ b/simvue/api/objects/artifact/file.py
@@ -87,7 +87,7 @@ def new(
         if offline:
             return _artifact
 
-        with open(file_path, "rb") as out_f:
+        with open(_file_orig_path, "rb") as out_f:
             _artifact._upload(file=out_f)
 
         return _artifact
diff --git a/simvue/api/objects/base.py b/simvue/api/objects/base.py
index 84de6e1e..f3b607ef 100644
--- a/simvue/api/objects/base.py
+++ b/simvue/api/objects/base.py
@@ -37,6 +37,9 @@
 except ImportError:
     from typing_extensions import Self
 
+# Need to use this inside of Generator typing to fix bug present in Python 3.10 - see issue #745
+T = typing.TypeVar("T", bound="SimvueObject")
+
 
 def staging_check(member_func: typing.Callable) -> typing.Callable:
     """Decorator for checking if requested attribute has uncommitted changes"""
@@ -318,7 +321,7 @@ def get(
         count: pydantic.PositiveInt | None = None,
         offset: pydantic.NonNegativeInt | None = None,
         **kwargs,
-    ) -> typing.Generator[tuple[str, Self | None], None, None]:
+    ) -> typing.Generator[tuple[str, T | None], None, None]:
         _class_instance = cls(_read_only=True, _local=True)
         if (_data := cls._get_all_objects(count, offset, **kwargs).get("data")) is None:
             raise RuntimeError(
diff --git a/simvue/eco.py b/simvue/eco.py
index 50db508f..76e2d694 100644
--- a/simvue/eco.py
+++ b/simvue/eco.py
@@ -35,11 +35,11 @@ def out(
             try:
                 self._simvue_run.update_metadata(
                     {
-                        "codecarbon": {
+                        "sustainability": {
                             "country": total.country_name,
                             "country_iso_code": total.country_iso_code,
                             "region": total.region,
-                            "version": total.codecarbon_version,
+                            "codecarbon_version": total.codecarbon_version,
                         }
                     }
                 )
@@ -57,10 +57,10 @@ def out(
         try:
             self._simvue_run.log_metrics(
                 metrics={
-                    "codecarbon.total.emissions": total.emissions,
-                    "codecarbon.total.energy_consumed": total.energy_consumed,
-                    "codecarbon.delta.emissions": delta.emissions,
-                    "codecarbon.delta.energy_consumed": delta.energy_consumed,
+                    "sustainability.emissions.total": total.emissions,
+                    "sustainability.energy_consumed.total": total.energy_consumed,
+                    "sustainability.emissions.delta": delta.emissions,
+                    "sustainability.energy_consumed.delta": delta.energy_consumed,
                 },
                 step=self._metrics_step,
                 timestamp=simvue_timestamp(_cc_timestamp),
diff --git a/tests/functional/test_run_class.py b/tests/functional/test_run_class.py
index e4f6f55a..2e9a8b1a 100644
--- a/tests/functional/test_run_class.py
+++ b/tests/functional/test_run_class.py
@@ -58,8 +58,8 @@ def test_run_with_emissions() -> None:
         _metric_names = [item[0] for item in _run.metrics]    
         client = sv_cl.Client() 
         for _metric in ["emissions", "energy_consumed"]:
-            _total_metric_name = f'codecarbon.total.{_metric}'
-            _delta_metric_name = f'codecarbon.delta.{_metric}'
+            _total_metric_name = f'sustainability.{_metric}.total'
+            _delta_metric_name = f'sustainability.{_metric}.delta'
             assert _total_metric_name in _metric_names
             assert _delta_metric_name in _metric_names
             _metric_values = client.get_metric_values(metric_names=[_total_metric_name, _delta_metric_name], xaxis="time", output_format="dataframe", run_ids=[run_created.id])