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 3.20
Milk (kg) -173.00 -0.014 2.42
Fat (kg) 1.92 -0.375 -0.72
Prot (kg) -3.39 -0.441 1.50
Fertility Sub Index 4.17
Calving Interval (days) -1.63 -1.459 2.38
Survival (%) 1.60 1.117 1.79
Calving Sub Index 0.89
Gestation Length (days) -0.97 -0.919 0.89
Beef Sub Index -1.25
Carcass Weight (kg) -4.80 -0.528 2.53
Age of Slaughter (days) 8.76 -0.432 -3.78
Maintenance Sub Index Maint. Sub Index 7.66
Live WT (kg) -25.00 -0.307 7.66
Total Carbon Sub Index 14.67

* Based on an €80/tonne carbon price