diff --git a/.github/workflows/build_and_test.yml b/.github/workflows/build_and_test.yml
index f265b64ff5cd..a3c5cf353a47 100644
--- a/.github/workflows/build_and_test.yml
+++ b/.github/workflows/build_and_test.yml
@@ -30,7 +30,7 @@ on:
         description: Branch to run the build against
         required: false
         type: string
-        default: branch-4.x
+        default: branch-4.3
       hadoop:
         description: Hadoop version to run with. HADOOP_PROFILE environment variable should accept it.
         required: false
diff --git a/.github/workflows/build_java17.yml b/.github/workflows/build_java17.yml
index 999771d9f1a6..5fd003953fd8 100644
--- a/.github/workflows/build_java17.yml
+++ b/.github/workflows/build_java17.yml
@@ -17,11 +17,9 @@
 # under the License.
 #
 
-name: "Build / Java17 (branch-4.x, Scala 2.13, Hadoop 3, JDK 17)"
+name: "Build / Java17 (Scala 2.13, Hadoop 3, JDK 17)"
 
 on:
-  schedule:
-    - cron: '0 11 */2 * *'
   workflow_dispatch:
 
 jobs:
diff --git a/.github/workflows/build_java21.yml b/.github/workflows/build_java21.yml
index 33d60a375e60..62da995475fd 100644
--- a/.github/workflows/build_java21.yml
+++ b/.github/workflows/build_java21.yml
@@ -17,11 +17,9 @@
 # under the License.
 #
 
-name: "Build / Java21 (branch-4.x, Scala 2.13, Hadoop 3, JDK 21)"
+name: "Build / Java21 (Scala 2.13, Hadoop 3, JDK 21)"
 
 on:
-  schedule:
-    - cron: '0 4 * * *'
   workflow_dispatch:
 
 jobs:
diff --git a/.github/workflows/build_java25.yml b/.github/workflows/build_java25.yml
index 60143693c367..49f56000081f 100644
--- a/.github/workflows/build_java25.yml
+++ b/.github/workflows/build_java25.yml
@@ -17,11 +17,9 @@
 # under the License.
 #
 
-name: "Build / Java25 (branch-4.x, Scala 2.13, Hadoop 3, JDK 25)"
+name: "Build / Java25 (Scala 2.13, Hadoop 3, JDK 25)"
 
 on:
-  schedule:
-    - cron: '0 4 * * *'
   workflow_dispatch:
 
 jobs:
diff --git a/.github/workflows/build_maven.yml b/.github/workflows/build_maven.yml
index 3d8cd671cf5b..4dedac6cee8b 100644
--- a/.github/workflows/build_maven.yml
+++ b/.github/workflows/build_maven.yml
@@ -17,11 +17,9 @@
 # under the License.
 #
 
-name: "Build / Maven (branch-4.x, Scala 2.13, Hadoop 3, JDK 17)"
+name: "Build / Maven (Scala 2.13, Hadoop 3, JDK 17)"
 
 on:
-  schedule:
-    - cron: '0 13 * * *'
   workflow_dispatch:
 
 jobs:
diff --git a/.github/workflows/build_maven_java21.yml b/.github/workflows/build_maven_java21.yml
index 2f90ccc510cb..2a20b8ef1f40 100644
--- a/.github/workflows/build_maven_java21.yml
+++ b/.github/workflows/build_maven_java21.yml
@@ -17,11 +17,9 @@
 # under the License.
 #
 
-name: "Build / Maven (branch-4.x, Scala 2.13, Hadoop 3, JDK 21)"
+name: "Build / Maven (Scala 2.13, Hadoop 3, JDK 21)"
 
 on:
-  schedule:
-    - cron: '0 14 * * *'
   workflow_dispatch:
 
 jobs:
diff --git a/.github/workflows/build_maven_java25.yml b/.github/workflows/build_maven_java25.yml
index d2e29d00d088..2b04250b9577 100644
--- a/.github/workflows/build_maven_java25.yml
+++ b/.github/workflows/build_maven_java25.yml
@@ -17,11 +17,9 @@
 # under the License.
 #
 
-name: "Build / Maven (branch-4.x, Scala 2.13, Hadoop 3, JDK 25)"
+name: "Build / Maven (Scala 2.13, Hadoop 3, JDK 25)"
 
 on:
-  schedule:
-    - cron: '0 14 * * *'
   workflow_dispatch:
 
 jobs:
diff --git a/.github/workflows/build_non_ansi.yml b/.github/workflows/build_non_ansi.yml
index 9b83a71b170e..0d082654c720 100644
--- a/.github/workflows/build_non_ansi.yml
+++ b/.github/workflows/build_non_ansi.yml
@@ -17,11 +17,9 @@
 # under the License.
 #
 
-name: "Build / Non-ANSI (branch-4.x, Hadoop 3, JDK 17, Scala 2.13)"
+name: "Build / Non-ANSI (Hadoop 3, JDK 17, Scala 2.13)"
 
 on:
-  schedule:
-    - cron: '0 1 * * *'
   workflow_dispatch:
 
 jobs:
diff --git a/.github/workflows/build_python_3.11.yml b/.github/workflows/build_python_3.11.yml
index d5d98aeb728f..c3891cd72353 100644
--- a/.github/workflows/build_python_3.11.yml
+++ b/.github/workflows/build_python_3.11.yml
@@ -17,11 +17,9 @@
 # under the License.
 #
 
-name: "Build / Python-only (branch-4.x, Python 3.11)"
+name: "Build / Python-only (Python 3.11)"
 
 on:
-  schedule:
-    - cron: '0 19 * * *'
   workflow_dispatch:
 
 jobs:
diff --git a/.github/workflows/build_python_3.14.yml b/.github/workflows/build_python_3.14.yml
index 9a67a03de4ae..90c368aa0a4c 100644
--- a/.github/workflows/build_python_3.14.yml
+++ b/.github/workflows/build_python_3.14.yml
@@ -17,11 +17,9 @@
 # under the License.
 #
 
-name: "Build / Python-only (branch-4.x, Python 3.14)"
+name: "Build / Python-only (Python 3.14)"
 
 on:
-  schedule:
-    - cron: '0 21 * * *'
   workflow_dispatch:
 
 jobs:
diff --git a/.github/workflows/maven_test.yml b/.github/workflows/maven_test.yml
index a857cf048953..91041336ddfd 100644
--- a/.github/workflows/maven_test.yml
+++ b/.github/workflows/maven_test.yml
@@ -30,7 +30,7 @@ on:
         description: Branch to run the build against
         required: false
         type: string
-        default: master
+        default: branch-4.3
       hadoop:
         description: Hadoop version to run with. HADOOP_PROFILE environment variable should accept it.
         required: false