diff --git a/chia/_tests/core/consensus/test_pot_iterations.py b/chia/_tests/core/consensus/test_pot_iterations.py
index 0f93ed8b621e..12dfb7dd3d90 100644
--- a/chia/_tests/core/consensus/test_pot_iterations.py
+++ b/chia/_tests/core/consensus/test_pot_iterations.py
@@ -5,10 +5,10 @@
     calculate_sp_iters,
     is_overflow_block,
 )
+from chia_rs import expected_plot_size as _expected_plot_size
 from pytest import raises
 
 from chia.consensus.default_constants import DEFAULT_CONSTANTS
-from chia.consensus.pos_quality import _expected_plot_size
 from chia.consensus.pot_iterations import (
     calculate_iterations_quality,
 )
diff --git a/chia/_tests/plot_sync/test_receiver.py b/chia/_tests/plot_sync/test_receiver.py
index a291664de98c..0f175b52633d 100644
--- a/chia/_tests/plot_sync/test_receiver.py
+++ b/chia/_tests/plot_sync/test_receiver.py
@@ -8,9 +8,10 @@
 
 import pytest
 from chia_rs import G1Element
+from chia_rs import expected_plot_size as _expected_plot_size
 
 from chia._tests.plot_sync.util import get_dummy_connection
-from chia.consensus.pos_quality import UI_ACTUAL_SPACE_CONSTANT_FACTOR, _expected_plot_size
+from chia.consensus.pos_quality import UI_ACTUAL_SPACE_CONSTANT_FACTOR
 from chia.plot_sync.delta import Delta
 from chia.plot_sync.receiver import Receiver, Sync, get_list_or_len
 from chia.plot_sync.util import ErrorCodes, State
diff --git a/chia/consensus/pos_quality.py b/chia/consensus/pos_quality.py
index 4a5b12464925..37a70f76c032 100644
--- a/chia/consensus/pos_quality.py
+++ b/chia/consensus/pos_quality.py
@@ -1,19 +1,5 @@
 from __future__ import annotations
 
-from chia.util.ints import uint64
-
 # The actual space in bytes of a plot, is _expected_plot_size(k) * UI_ACTUAL_SPACE_CONSTANT_FACTO
 # This is not used in consensus, only for display purposes
 UI_ACTUAL_SPACE_CONSTANT_FACTOR = 0.78
-
-
-def _expected_plot_size(k: int) -> uint64:
-    """
-    Given the plot size parameter k (which is between 32 and 59), computes the
-    expected size of the plot in bytes (times a constant factor). This is based on efficient encoding
-    of the plot, and aims to be scale agnostic, so larger plots don't
-    necessarily get more rewards per byte. The +1 is added to give half a bit more space per entry, which
-    is necessary to store the entries in the plot.
-    """
-
-    return uint64(((2 * k) + 1) * (2 ** (k - 1)))
diff --git a/chia/consensus/pot_iterations.py b/chia/consensus/pot_iterations.py
index b399539859b8..ebcff9dadb26 100644
--- a/chia/consensus/pot_iterations.py
+++ b/chia/consensus/pot_iterations.py
@@ -1,6 +1,7 @@
 from __future__ import annotations
 
-from chia.consensus.pos_quality import _expected_plot_size
+from chia_rs import expected_plot_size as _expected_plot_size
+
 from chia.types.blockchain_format.sized_bytes import bytes32
 from chia.util.hash import std_hash
 from chia.util.ints import uint64, uint128
diff --git a/chia/plot_sync/receiver.py b/chia/plot_sync/receiver.py
index 0379a446426a..4043794fd502 100644
--- a/chia/plot_sync/receiver.py
+++ b/chia/plot_sync/receiver.py
@@ -6,9 +6,10 @@
 from dataclasses import dataclass, field
 from typing import Any, Callable, Optional, Union
 
+from chia_rs import expected_plot_size as _expected_plot_size
 from typing_extensions import Protocol
 
-from chia.consensus.pos_quality import UI_ACTUAL_SPACE_CONSTANT_FACTOR, _expected_plot_size
+from chia.consensus.pos_quality import UI_ACTUAL_SPACE_CONSTANT_FACTOR
 from chia.plot_sync.delta import Delta, PathListDelta, PlotListDelta
 from chia.plot_sync.exceptions import (
     InvalidIdentifierError,
diff --git a/chia/plotting/manager.py b/chia/plotting/manager.py
index 460d7fc036fb..6f3f28a27d43 100644
--- a/chia/plotting/manager.py
+++ b/chia/plotting/manager.py
@@ -9,9 +9,10 @@
 from typing import Any, Callable, Optional
 
 from chia_rs import G1Element
+from chia_rs import expected_plot_size as _expected_plot_size
 from chiapos import DiskProver, decompressor_context_queue
 
-from chia.consensus.pos_quality import UI_ACTUAL_SPACE_CONSTANT_FACTOR, _expected_plot_size
+from chia.consensus.pos_quality import UI_ACTUAL_SPACE_CONSTANT_FACTOR
 from chia.plotting.cache import Cache, CacheEntry
 from chia.plotting.util import (
     HarvestingMode,