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 6.79
Milk (kg) -154.00 -0.014 2.16
Fat (kg) -5.43 -0.375 2.03
Prot (kg) -5.90 -0.441 2.60
Fertility Sub Index 5.68
Calving Interval (days) -2.89 -1.459 4.22
Survival (%) 1.31 1.117 1.46
Calving Sub Index -0.11
Gestation Length (days) 0.12 -0.919 -0.11
Beef Sub Index -1.14
Carcass Weight (kg) -4.50 -0.528 2.37
Age of Slaughter (days) 8.15 -0.432 -3.52
Maintenance Sub Index Maint. Sub Index 7.45
Live WT (kg) -24.30 -0.307 7.45
Total Carbon Sub Index 18.66

* Based on an €80/tonne carbon price