The Enigma Order

All of these are for Level 80 Feral with HotW & SotF. Numbers in (brackets) are with Blessing of Kings.


Strength
1 Str = 2.332 AP (2.5652 AP) (Cat)
1 Str = 2.12 AP (2.332 AP) (Bear)
1 Str = 2.2472 AP (2.47192 AP) (Bear with PotP)


Agility
1 Agi = 1.166 AP (1.2826 AP) (Cat only)
1 Agi = 0.01272% (0.013992%) Crit
1 Agi = 0.02544 (0.027984) % Dodge
1 Agi = 2.12 (2.332) Armor

78.62 (71.47) Agi = 1% Crit
39.31 (35.73) Agi = 1% Dodge


Stamina
1 Sta = 10.6 (11.66) Health (Cat)
1 Sta = 15.9 (17.49) Health (Bear)


Intellect
1 Int = 19.08 (20.988) Mana
1 Int = 0.007632% (0.0083952%) SpellCrit

131.03 (119.12) Int = 1% SpellCrit

Intellect also increases the amount of health & mana regen you get from Spirit - not very important for ferals


Spirit
Spirit increases your out of combat health regen and your out of 5sec rule mana regen - not very important for ferals


Crit Rating
1 CritRating = 0.022% Crit
45.91 CritRating = 1% Crit


Dodge Rating
1 DodgeRating = 0.025% Dodge
39.35 DodgeRating = 1% Dodge


Haste Rating
1 HasteRating = 0.030% Haste
32.79 HasteRating = 1% Haste


Hit Rating
1 HitRating = 0.030% Hit
32.79 HitRating = 1% Hit

Cap vs Level 80 mob = 5% Hit = 163.95 HitRating
Cap vs Level 81 mob = 5.5% Hit = 180.34 HitRating
Cap vs Level 82 mob = 6% Hit = 196.74 HitRating
Cap vs Level 83 mob = 9% Hit = 295.11 HitRating (Raid Bosses)


Expertise Rating
1 ExpertiseRating = 0.030% reduction in dodge & parry chance
32.79 ExpertiseRating = 1% reduction in dodge & parry chance

Cap vs Level 80 mob = 5%(Dodge) / ?%(Parry) = 163.95 / ? ExpertiseRating
Cap vs Level 81 mob = 5.5%(Dodge) / ?%(Parry) = 180.34 / ? ExpertiseRating
Cap vs Level 82 mob = 6%(Dodge) / ?%(Parry) = 196.74 / ? ExpertiseRating
Cap vs Level 83 mob = 6.5%(Dodge) / 15%(Parry) = 213.13 / 491.85 ExpertiseRating (Raid Bosses)

The 10 Expertise we get from Primal Precision is equivalent to 81.975 ExpertiseRating so subtract that from the above figures if you have that talent.


Defense Rating
1 DefenseRating = 0.008% dodge and 0.008% chance to be missed and 0.008% reduced chance to be crit (Crit reduction not needed for PvE if you have SotF )
122.96 Defense Rating = 1% chance to dodge and 1% chance to be missed and 1% reduced chance to be crit (Crit reduction not needed for PvE if you have SotF )

1 DefRating = 0.64 DodgeRating (counting misses as dodges)


ArmorPenetration Rating
1 ArPenRating = 0.065% ArmorPenetration
15.395 ArPenRating = 1% Armor Penetration


Resilience
81.975 Resilience = -1% chance to be crit, -2.2% crit damage, -1% DoT damage & -2.2% mana drain reduction

1229.62 Resilience = 33% reduction from crit damage = the cap for this part of resilience's effect


Armor
1 Armor = 4.7 Armor (Bear)
1 Armor = 5.17 Armor (Bear with Thick Hide)

Damage Reduction from Armor % = Armor * 100 / (Armor + (467.5 * AttackerLevel - 22167.5))

DR% for Lvl83 Boss mobs = Armor * 100 / (Armor + 16635)

Armor cap (75% DR) for Lvl83 Boss mobs = 49905 Armor

(source: http://elitistjerks.com/f73/t36999-feral_druid_numbers/ )