diff --git a/device/arista/x86_64-arista_7060x6_64pe/Arista-7060X6-64PE-256x200G/hwsku.json b/device/arista/x86_64-arista_7060x6_64pe/Arista-7060X6-64PE-256x200G/hwsku.json
new file mode 100644
index 000000000000..5b1282251efc
--- /dev/null
+++ b/device/arista/x86_64-arista_7060x6_64pe/Arista-7060X6-64PE-256x200G/hwsku.json
@@ -0,0 +1,202 @@
+{
+    "interfaces": {
+        "Ethernet0": {
+            "default_brkout_mode": "4x200G"
+        },
+        "Ethernet8": {
+            "default_brkout_mode": "4x200G"
+        },
+        "Ethernet16": {
+            "default_brkout_mode": "4x200G"
+        },
+        "Ethernet24": {
+            "default_brkout_mode": "4x200G"
+        },
+        "Ethernet32": {
+            "default_brkout_mode": "4x200G"
+        },
+        "Ethernet40": {
+            "default_brkout_mode": "4x200G"
+        },
+        "Ethernet48": {
+            "default_brkout_mode": "4x200G"
+        },
+        "Ethernet56": {
+            "default_brkout_mode": "4x200G"
+        },
+        "Ethernet64": {
+            "default_brkout_mode": "4x200G"
+        },
+        "Ethernet72": {
+            "default_brkout_mode": "4x200G"
+        },
+        "Ethernet80": {
+            "default_brkout_mode": "4x200G"
+        },
+        "Ethernet88": {
+            "default_brkout_mode": "4x200G"
+        },
+        "Ethernet96": {
+            "default_brkout_mode": "4x200G"
+        },
+        "Ethernet104": {
+            "default_brkout_mode": "4x200G"
+        },
+        "Ethernet112": {
+            "default_brkout_mode": "4x200G"
+        },
+        "Ethernet120": {
+            "default_brkout_mode": "4x200G"
+        },
+        "Ethernet128": {
+            "default_brkout_mode": "4x200G"
+        },
+        "Ethernet136": {
+            "default_brkout_mode": "4x200G"
+        },
+        "Ethernet144": {
+            "default_brkout_mode": "4x200G"
+        },
+        "Ethernet152": {
+            "default_brkout_mode": "4x200G"
+        },
+        "Ethernet160": {
+            "default_brkout_mode": "4x200G"
+        },
+        "Ethernet168": {
+            "default_brkout_mode": "4x200G"
+        },
+        "Ethernet176": {
+            "default_brkout_mode": "4x200G"
+        },
+        "Ethernet184": {
+            "default_brkout_mode": "4x200G"
+        },
+        "Ethernet192": {
+            "default_brkout_mode": "4x200G"
+        },
+        "Ethernet200": {
+            "default_brkout_mode": "4x200G"
+        },
+        "Ethernet208": {
+            "default_brkout_mode": "4x200G"
+        },
+        "Ethernet216": {
+            "default_brkout_mode": "4x200G"
+        },
+        "Ethernet224": {
+            "default_brkout_mode": "4x200G"
+        },
+        "Ethernet232": {
+            "default_brkout_mode": "4x200G"
+        },
+        "Ethernet240": {
+            "default_brkout_mode": "4x200G"
+        },
+        "Ethernet248": {
+            "default_brkout_mode": "4x200G"
+        },
+        "Ethernet256": {
+            "default_brkout_mode": "4x200G"
+        },
+        "Ethernet264": {
+            "default_brkout_mode": "4x200G"
+        },
+        "Ethernet272": {
+            "default_brkout_mode": "4x200G"
+        },
+        "Ethernet280": {
+            "default_brkout_mode": "4x200G"
+        },
+        "Ethernet288": {
+            "default_brkout_mode": "4x200G"
+        },
+        "Ethernet296": {
+            "default_brkout_mode": "4x200G"
+        },
+        "Ethernet304": {
+            "default_brkout_mode": "4x200G"
+        },
+        "Ethernet312": {
+            "default_brkout_mode": "4x200G"
+        },
+        "Ethernet320": {
+            "default_brkout_mode": "4x200G"
+        },
+        "Ethernet328": {
+            "default_brkout_mode": "4x200G"
+        },
+        "Ethernet336": {
+            "default_brkout_mode": "4x200G"
+        },
+        "Ethernet344": {
+            "default_brkout_mode": "4x200G"
+        },
+        "Ethernet352": {
+            "default_brkout_mode": "4x200G"
+        },
+        "Ethernet360": {
+            "default_brkout_mode": "4x200G"
+        },
+        "Ethernet368": {
+            "default_brkout_mode": "4x200G"
+        },
+        "Ethernet376": {
+            "default_brkout_mode": "4x200G"
+        },
+        "Ethernet384": {
+            "default_brkout_mode": "4x200G"
+        },
+        "Ethernet392": {
+            "default_brkout_mode": "4x200G"
+        },
+        "Ethernet400": {
+            "default_brkout_mode": "4x200G"
+        },
+        "Ethernet408": {
+            "default_brkout_mode": "4x200G"
+        },
+        "Ethernet416": {
+            "default_brkout_mode": "4x200G"
+        },
+        "Ethernet424": {
+            "default_brkout_mode": "4x200G"
+        },
+        "Ethernet432": {
+            "default_brkout_mode": "4x200G"
+        },
+        "Ethernet440": {
+            "default_brkout_mode": "4x200G"
+        },
+        "Ethernet448": {
+            "default_brkout_mode": "4x200G"
+        },
+        "Ethernet456": {
+            "default_brkout_mode": "4x200G"
+        },
+        "Ethernet464": {
+            "default_brkout_mode": "4x200G"
+        },
+        "Ethernet472": {
+            "default_brkout_mode": "4x200G"
+        },
+        "Ethernet480": {
+            "default_brkout_mode": "4x200G"
+        },
+        "Ethernet488": {
+            "default_brkout_mode": "4x200G"
+        },
+        "Ethernet496": {
+            "default_brkout_mode": "4x200G"
+        },
+        "Ethernet504": {
+            "default_brkout_mode": "4x200G"
+        },
+        "Ethernet512": {
+            "default_brkout_mode": "1x10G"
+        },
+        "Ethernet513": {
+            "default_brkout_mode": "1x10G"
+        }
+    }
+}
diff --git a/device/arista/x86_64-arista_7060x6_64pe/Arista-7060X6-64PE-256x200G/port_config.ini b/device/arista/x86_64-arista_7060x6_64pe/Arista-7060X6-64PE-256x200G/port_config.ini
index 323b8e2612eb..86b32b0bfd91 100644
--- a/device/arista/x86_64-arista_7060x6_64pe/Arista-7060X6-64PE-256x200G/port_config.ini
+++ b/device/arista/x86_64-arista_7060x6_64pe/Arista-7060X6-64PE-256x200G/port_config.ini
@@ -255,3 +255,5 @@ Ethernet504  497,498                          Ethernet64/1  64     200000  rs
 Ethernet506  499,500                          Ethernet64/3  64     200000  rs
 Ethernet508  501,502                          Ethernet64/5  64     200000  rs
 Ethernet510  503,504                          Ethernet64/7  64     200000  rs
+Ethernet512  513                              Ethernet65    65     10000   none
+Ethernet513  515                              Ethernet66    66     10000   none
diff --git a/device/arista/x86_64-arista_7060x6_64pe/Arista-7060X6-64PE-256x200G/th5-a7060x6-64pe.config.bcm b/device/arista/x86_64-arista_7060x6_64pe/Arista-7060X6-64PE-256x200G/th5-a7060x6-64pe.config.bcm
index 997636fdcc58..103fff69eb34 100644
--- a/device/arista/x86_64-arista_7060x6_64pe/Arista-7060X6-64PE-256x200G/th5-a7060x6-64pe.config.bcm
+++ b/device/arista/x86_64-arista_7060x6_64pe/Arista-7060X6-64PE-256x200G/th5-a7060x6-64pe.config.bcm
@@ -1842,6 +1842,14 @@ device:
                 PORT_ID: 348
             :
                 PC_PHYS_PORT_ID: 511
+            ?
+                PORT_ID: 76
+            :
+                PC_PHYS_PORT_ID: 513
+            ?
+                PORT_ID: 274
+            :
+                PC_PHYS_PORT_ID: 515
 ...
 ---
 device:
@@ -1886,6 +1894,13 @@ device:
                 NUM_LANES: 2
                 FEC_MODE: PC_FEC_RS544_2XN
                 MAX_FRAME_SIZE: 9416
+            ?
+                PORT_ID: [[76, 76], [274, 274]]
+            :
+                ENABLE: 0
+                MAX_FRAME_SIZE: 9416
+                SPEED: 10000
+                NUM_LANES: 1
 ...
 ---
 bcm_device: