diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 791a65b0a8a02ccd79c84d2b2888b89563e469c5..99fbcc3123816e1f0fb4103db68cb5b865a9d2d3 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -19,7 +19,7 @@ image: registry.gitlab.arm.com/intrinsiccv/intrinsiccv:4
         path: build/cobertura-coverage.xml
     paths:
       - build/html
-  coverage: /^branches:\s+([\d\.]+\%)/
+  coverage: /^line and branch coverage:\s+([\d\.]+\%)/
 
 # On the main branch publish pages.
 pages:
diff --git a/scripts/ci.sh b/scripts/ci.sh
index 4e6c25b2b13995b45dbc5a4a363bebbd4f28632b..684ecfe6092a08f8f0d24f22083ebe36bca152a5 100755
--- a/scripts/ci.sh
+++ b/scripts/ci.sh
@@ -54,6 +54,6 @@ scripts/prefix_testsuite_names.py build/test-results/sve2/intrinsiccv-api-test.x
 scripts/prefix_testsuite_names.py build/test-results/sme/intrinsiccv-api-test.xml "SME."
 
 # Generate test coverage report
-LLVM_COV=llvm-cov scripts/generate_coverage_report.sh
+LLVM_COV=llvm-cov scripts/generate_coverage_report.py
 
 exit $TESTRESULT
diff --git a/scripts/generate_coverage_report.py b/scripts/generate_coverage_report.py
new file mode 100755
index 0000000000000000000000000000000000000000..8ce5cf9a2c67b42bfc162ab864c43a8132dba5c6
--- /dev/null
+++ b/scripts/generate_coverage_report.py
@@ -0,0 +1,90 @@
+#!/usr/bin/env python3
+
+# SPDX-FileCopyrightText: 2024 Arm Limited and/or its affiliates <open-source-office@arm.com>
+#
+# SPDX-License-Identifier: Apache-2.0
+
+# Collects coverage data and generates Cobertura & HTML coverage reports.
+#
+# Arguments
+#   1: Path to build directory. Defaults to default build directory.
+
+import argparse
+import os
+import shlex
+import subprocess
+import sys
+
+
+def percentage_from_line(line):
+    # Given a line like this:
+    # lines: 58.4% (2676 out of 4580)
+    # extract the number 58.4
+    return float(line.split()[1][:-1])
+
+
+def main():
+    parser = argparse.ArgumentParser()
+    parser.add_argument("build_directory", nargs="?")
+    args = parser.parse_args()
+
+    llvm_cov = os.environ.get("LLVM_COV")
+    if not llvm_cov:
+        print(
+            """\
+Required environment variable 'LLVM_COV' is not set.
+Please set it to point to an llvm-cov instance which is compatible with
+the toolchain with which the binaries were built."""
+        )
+        sys.exit(1)
+
+    source_dir = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
+
+    build_dir = os.path.abspath(
+        args.build_directory or os.path.join(source_dir, "build")
+    )
+
+    cobertura = os.path.join(build_dir, "cobertura-coverage.xml")
+
+    coverage_dir = os.path.join(build_dir, "html", "coverage")
+    os.makedirs(coverage_dir, exist_ok=True)
+    html = os.path.join(coverage_dir, "coverage_report.html")
+
+    gcovr_command = [
+        "gcovr",
+        "-j",
+        f"--gcov-executable={llvm_cov} gcov",
+        f"--cobertura={cobertura}",
+        f"--html-details={html}",
+        "--html-title=IntrinsicCV Coverage Report",
+        "--html-syntax-highlighting",
+        "--html-tab-size=2",
+        "--decisions",
+        "--exclude-noncode-lines",
+        f"--exclude={build_dir}",
+        "--exclude=test",
+        "--print-summary",
+        build_dir,
+    ]
+
+    print("+", shlex.join(gcovr_command))
+
+    gcovr_output = subprocess.check_output(
+        gcovr_command, cwd=source_dir, text=True
+    )
+
+    print(gcovr_output, end="")
+
+    lines = None
+    branches = None
+    for line in gcovr_output.splitlines():
+        if line.startswith("lines:"):
+            lines = percentage_from_line(line)
+        if line.startswith("branches:"):
+            branches = percentage_from_line(line)
+    combined_coverage = lines * branches / 100
+    print(f"line and branch coverage: {combined_coverage:.1f}%")
+
+
+if __name__ == "__main__":
+    main()
diff --git a/scripts/generate_coverage_report.sh b/scripts/generate_coverage_report.sh
deleted file mode 100755
index 25bc28fcf51b2f8f9129da67f1eb34d3f2a99803..0000000000000000000000000000000000000000
--- a/scripts/generate_coverage_report.sh
+++ /dev/null
@@ -1,56 +0,0 @@
-#!/usr/bin/env bash
-#
-# SPDX-FileCopyrightText: 2023 Arm Limited and/or its affiliates <open-source-office@arm.com>
-#
-# SPDX-License-Identifier: Apache-2.0
-#
-# Collects coverage data and generates Cobertura & HTML coverage reports.
-#
-# Arguments
-#   1: Path to build folder. Defaults to default build folder.
-
-set -eu
-
-# ------------------------------------------------------------------------------
-# Mandatory arguments check
-# ------------------------------------------------------------------------------
-
-if [[ -z "${LLVM_COV+x}" ]]; then
-    echo "Required variable 'LLVM_COV' is not set." \
-         "Please set it to point to an llvm-cov instance which is compatible" \
-         "with the toolchain the binaries were built with."
-    exit 1
-fi
-
-set -x
-
-# ------------------------------------------------------------------------------
-# Automatic configuration
-# ------------------------------------------------------------------------------
-
-SCRIPT_PATH="$(realpath "$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)")"
-
-source_path="$(realpath "${SCRIPT_PATH}"/..)"
-build_path="$(realpath "${1:-${source_path}/build}")"
-coverage_path="${build_path}"/html/coverage
-
-# ------------------------------------------------------------------------------
-
-rm -rf "${coverage_path}"
-mkdir -p "${coverage_path}"
-
-cd "${source_path}"
-
-gcovr \
-    -j \
-    --gcov-executable "${LLVM_COV} gcov" \
-    --cobertura "${build_path}/cobertura-coverage.xml" \
-    --html-details "${coverage_path}"/coverage_report.html \
-    --html-title "IntrinsicCV Coverage Report" \
-    --html-details-syntax-highlighting \
-    --html-tab-size 2 \
-    --decisions \
-    --exclude-noncode-lines \
-    --exclude "${build_path}" \
-    --print-summary \
-    "${build_path}"