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 0.97
Milk (kg) -83.00 -0.014 1.16
Fat (kg) 1.34 -0.375 -0.50
Prot (kg) -0.70 -0.441 0.31
Fertility Sub Index 0.85
Calving Interval (days) -0.53 -1.459 0.77
Survival (%) 0.07 1.117 0.08
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.14
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.75 -0.432 -0.76
Maintenance Sub Index Maint. Sub Index 2.18
Live WT (kg) -7.10 -0.307 2.18
Total Carbon Sub Index 3.67

* Based on an €80/tonne carbon price