diff --git a/inline_entity_form.api.php b/inline_entity_form.api.php
index 6e6f5bc..4dcda4a 100644
--- a/inline_entity_form.api.php
+++ b/inline_entity_form.api.php
@@ -59,11 +59,18 @@ function hook_inline_entity_form_settings_alter(&$settings, $field, $instance) {
 /**
  * Alter the fields used to represent an entity in the IEF table.
  *
- * The fields can be either Field API fields or properties defined through
- * hook_entity_property_info().
- *
  * @param $fields
- *   The fields to alter.
+ *   The table fields to alter. Each field is represented by an associative
+ *   array containing the following keys:
+ *   - type: either 'field' or 'callback' to specify how the data is defined on
+ *     the related entity.
+ *   - label: the title of the table field's column in the IEF table.
+ *   - weight: the sort order of the column in the IEF table.
+ *   - callback: for 'callback' type table fields, a callable that returns a
+ *     renderable array.
+ *   - callback_arguments: (optional) an array of additional arguments to pass
+ *     to the callback. The entity and the theme variables are always passed as
+ *     the first two arguments.
  * @param $context
  *   An array with the following keys:
  *   - parent_entity_type: The type of the parent entity.
diff --git a/inline_entity_form.module b/inline_entity_form.module
index b22c9ff..bfd541e 100644
--- a/inline_entity_form.module
+++ b/inline_entity_form.module
@@ -482,9 +482,22 @@ function theme_inline_entity_form_entity_table($variables) {
     // Add fields that represent the entity.
     foreach ($fields as $field_name => $field) {
       $data = '';
-      if ($entity->hasField($field_name)) {
+      if (($field['type'] == 'field') && $entity->hasField($field_name)) {
         $data = $entity->get($field_name)->getString();
       }
+      elseif ($field['type'] == 'callback') {
+        $arguments = array(
+          'entity' => $entity,
+          'variables' => $variables,
+        );
+
+        if (isset($field['callback_arguments'])) {
+          $arguments = array_merge($arguments, $field['callback_arguments']);
+        }
+
+        $data = call_user_func_array($field['callback'], $arguments);
+      }
+
       $cells[] = array('data' => $data, 'class' => array('inline-entity-form-' . $entity_type . '-' . $field_name));
     }
 
diff --git a/src/InlineEntityForm/EntityInlineEntityFormHandler.php b/src/InlineEntityForm/EntityInlineEntityFormHandler.php
index 8c39aff..e738a17 100644
--- a/src/InlineEntityForm/EntityInlineEntityFormHandler.php
+++ b/src/InlineEntityForm/EntityInlineEntityFormHandler.php
@@ -105,7 +105,7 @@ class EntityInlineEntityFormHandler implements InlineEntityFormHandlerInterface
     if ($info->hasKey('label')) {
       $label_key = $info->getKey('label');
       $fields[$label_key] = array(
-        'type' => 'property',
+        'type' => 'field',
         'label' => $metadata ? $metadata[$label_key]['label'] : t('Label'),
         'weight' => 1,
       );
@@ -113,7 +113,7 @@ class EntityInlineEntityFormHandler implements InlineEntityFormHandlerInterface
     else {
       $id_key = $info->getKey('id');
       $fields[$id_key] = array(
-        'type' => 'property',
+        'type' => 'field',
         'label' => $metadata ? $metadata[$id_key]['label'] : t('ID'),
         'weight' => 1,
       );
@@ -121,7 +121,7 @@ class EntityInlineEntityFormHandler implements InlineEntityFormHandlerInterface
     if (count($bundles) > 1) {
       $bundle_key = $info->getKey('bundle');
       $fields[$bundle_key] = array(
-        'type' => 'property',
+        'type' => 'field',
         'label' => $metadata ? $metadata[$bundle_key]['label'] : t('Type'),
         'weight' => 2,
       );
diff --git a/src/InlineEntityForm/NodeInlineEntityFormHandler.php b/src/InlineEntityForm/NodeInlineEntityFormHandler.php
index efc1b27..c0ab32f 100644
--- a/src/InlineEntityForm/NodeInlineEntityFormHandler.php
+++ b/src/InlineEntityForm/NodeInlineEntityFormHandler.php
@@ -28,7 +28,7 @@ class NodeInlineEntityFormHandler extends EntityInlineEntityFormHandler {
   public function tableFields($bundles) {
     $fields = parent::tableFields($bundles);
     $fields['status'] = [
-      'type' => 'property',
+      'type' => 'field',
       'label' => t('Status'),
       'weight' => 100,
     ];