diff --git a/performance/compare_benchmark_performance_results.py b/performance/compare_benchmark_performance_results.py
index 7b934c528..7122b55e0 100644
--- a/performance/compare_benchmark_performance_results.py
+++ b/performance/compare_benchmark_performance_results.py
@@ -26,17 +26,34 @@
 print(f"use Mocked inference = {os.environ['UNITXT_MOCK_INFERENCE_MODE']}")
 
 ratio1 = (
-    pr_perf["generate_benchmark_dataset_time"] - pr_perf["load_time_no_initial_ms"]
-) / (
-    main_perf["generate_benchmark_dataset_time"] - main_perf["load_time_no_initial_ms"]
+    (pr_perf["generate_benchmark_dataset_time"] - pr_perf["load_time_no_initial_ms"])
+    / (
+        main_perf["generate_benchmark_dataset_time"]
+        - main_perf["load_time_no_initial_ms"]
+    )
+    if (
+        main_perf["generate_benchmark_dataset_time"]
+        - main_perf["load_time_no_initial_ms"]
+    )
+    > 0
+    else 1
+)
+ratio2 = (
+    pr_perf["evaluation_time"] / main_perf["evaluation_time"]
+    if main_perf["evaluation_time"] > 0
+    else 1
 )
-ratio2 = pr_perf["evaluation_time"] / main_perf["evaluation_time"]
 # Markdown table formatting
 
 line1 = "  What is Measured  | Main Branch |  PR Branch  | PR/Main ratio \n"
 line2 = "--------------------|-------------|-------------|---------------\n"
 line3 = f" Total time         | {main_perf['total_time']:>11} | {pr_perf['total_time']:>11} | {pr_perf['total_time']/main_perf['total_time']:.2f}\n"
-line4 = f" Load time          | {main_perf['load_time_no_initial_ms']:>11} | {pr_perf['load_time_no_initial_ms']:>11} | {pr_perf['load_time_no_initial_ms']/main_perf['load_time_no_initial_ms']:.2f}\n"
+ratio_line4 = (
+    pr_perf["load_time_no_initial_ms"] / main_perf["load_time_no_initial_ms"]
+    if main_perf["load_time_no_initial_ms"] > 0
+    else 1
+)
+line4 = f" Load time          | {main_perf['load_time_no_initial_ms']:>11} | {pr_perf['load_time_no_initial_ms']:>11} | {ratio_line4:.2f}\n"
 line5 = f" DS Gen. inc. Load  | {main_perf['generate_benchmark_dataset_time']:>11} | {pr_perf['generate_benchmark_dataset_time']:>11} | {pr_perf['generate_benchmark_dataset_time']/main_perf['generate_benchmark_dataset_time']:.2f}\n"
 line6 = f" DS Gen. exc. Load  | {round(main_perf['generate_benchmark_dataset_time']-main_perf['load_time_no_initial_ms'], 3):>11} | {round(pr_perf['generate_benchmark_dataset_time']-pr_perf['load_time_no_initial_ms'], 3):>11} | {ratio1:.2f}\n"
 line7 = f" Inference time     | {main_perf['inference_time']:>11} | {pr_perf['inference_time']:>11} | {pr_perf['inference_time']/main_perf['inference_time']:.2f}\n"