Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index 5.85
Milk (kg) -160.00 -0.014 2.24
Fat (kg) -2.60 -0.375 0.97
Prot (kg) -5.98 -0.441 2.64
Fertility Sub Index -8.11
Calving Interval (days) 4.41 -1.459 -6.43
Survival (%) -1.50 1.117 -1.68
Calving Sub Index 1.18
Gestation Length (days) -1.28 -0.919 1.18
Beef Sub Index -0.05
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 3.30 -0.432 -1.42
Maintenance Sub Index Maint. Sub Index 3.19
Live WT (kg) -10.40 -0.307 3.19
Total Carbon Sub Index 2.05

* Based on an €80/tonne carbon price