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 9.38
Milk (kg) -313.00 -0.014 4.38
Fat (kg) -3.93 -0.375 1.47
Prot (kg) -8.00 -0.441 3.53
Fertility Sub Index 3.60
Calving Interval (days) -1.32 -1.459 1.93
Survival (%) 1.50 1.117 1.68
Calving Sub Index 0.91
Gestation Length (days) -0.99 -0.919 0.91
Beef Sub Index -0.71
Carcass Weight (kg) -5.30 -0.528 2.80
Age of Slaughter (days) 8.11 -0.432 -3.50
Maintenance Sub Index Maint. Sub Index 8.03
Live WT (kg) -26.20 -0.307 8.03
Total Carbon Sub Index 21.22

* Based on an €80/tonne carbon price