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 3.08
Milk (kg) -27.00 -0.014 0.38
Fat (kg) -3.61 -0.375 1.35
Prot (kg) -3.06 -0.441 1.35
Fertility Sub Index -4.42
Calving Interval (days) 2.27 -1.459 -3.31
Survival (%) -0.99 1.117 -1.11
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.29
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 2.50 -0.432 -1.08
Maintenance Sub Index Maint. Sub Index 2.27
Live WT (kg) -7.40 -0.307 2.27
Total Carbon Sub Index 0.67

* Based on an €80/tonne carbon price