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 8.96
Milk (kg) -361.00 -0.014 5.05
Fat (kg) 1.14 -0.375 -0.43
Prot (kg) -9.82 -0.441 4.33
Fertility Sub Index 0.84
Calving Interval (days) -1.11 -1.459 1.62
Survival (%) -0.70 1.117 -0.78
Calving Sub Index -2.13
Gestation Length (days) 2.32 -0.919 -2.13
Beef Sub Index -0.79
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 6.24 -0.432 -2.69
Maintenance Sub Index Maint. Sub Index 1.53
Live WT (kg) -5.00 -0.307 1.53
Total Carbon Sub Index 8.40

* Based on an €80/tonne carbon price