diff --git a/atst/models/task_order.py b/atst/models/task_order.py
index 525c71ed..049b7d85 100644
--- a/atst/models/task_order.py
+++ b/atst/models/task_order.py
@@ -6,7 +6,8 @@ from sqlalchemy.ext.hybrid import hybrid_property
 from sqlalchemy.orm import relationship
 from werkzeug.datastructures import FileStorage
 
-from atst.models import Attachment, Base, types, mixins
+from atst.models import Attachment, Base, mixins, types
+from atst.models.clin import JEDICLINType
 
 
 class Status(Enum):
@@ -33,6 +34,8 @@ class TaskOrder(Base, mixins.TimestampsMixin):
     signer_dod_id = Column(String)
     signed_at = Column(DateTime)
 
+    clins = relationship("CLIN")
+
     @hybrid_property
     def pdf(self):
         return self._pdf
@@ -83,9 +86,26 @@ class TaskOrder(Base, mixins.TimestampsMixin):
             return (self.end_date - date.today()).days
 
     @property
+    def total_obligated_funds(self):
+        total = 0
+        for clin in self.clins:
+            if clin.jedi_clin_type in [
+                JEDICLINType.JEDI_CLIN_1,
+                JEDICLINType.JEDI_CLIN_3,
+            ]:
+                total += clin.obligated_amount
+        return total
+
+    @property
+    def total_contract_amount(self):
+        total = 0
+        for clin in self.clins:
+            total += clin.obligated_amount
+        return total
+
+    @property
+    # TODO delete when we delete task_order_review flow
     def budget(self):
-        # TODO: fix task order -- reimplement using CLINs
-        # Faked for display purposes
         return 100000
 
     @property
diff --git a/templates/components/totals_box.html b/templates/components/totals_box.html
index 08d47d63..18afeedf 100644
--- a/templates/components/totals_box.html
+++ b/templates/components/totals_box.html
@@ -2,13 +2,13 @@
 
   <div class="col totals-box">
     <div class="h4">Total obligated funds</div>
-    <div class="h3">$500,000</div>
+    <div class="h3">{{ task_order.total_obligated_funds | dollars }}</div>
     <div>This is the funding allocated to cloud services. It may be 100% or a portion of the total task order budget.</div>
 
     <hr>
 
     <div class="h4">Total contract amount</div>
-    <div class="h3">{{ task_order.budget | dollars }}</div>
+    <div class="h3">{{ task_order.total_contract_amount | dollars }}</div>
     <div>This is the value of all funds obligated for this contract, including -- but not limited to -- funds obligated for the cloud.</div>
 
   </div>