Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 13.57
Milk (kg) -385.00 -0.014 5.39
Fat (kg) -8.22 -0.375 3.08
Prot (kg) -11.56 -0.441 5.10
Fertility Sub Index 2.31
Calving Interval (days) -2.09 -1.459 3.05
Survival (%) -0.66 1.117 -0.74
Calving Sub Index 0.85
Gestation Length (days) -0.92 -0.919 0.85
Beef Sub Index 0.50
Carcass Weight (kg) -5.90 -0.528 3.11
Age of Slaughter (days) 6.05 -0.432 -2.61
Maintenance Sub Index Maint. Sub Index 8.43
Live WT (kg) -27.50 -0.307 8.43
Total Carbon Sub Index 25.67

* Based on an €80/tonne carbon price