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 7.73
Milk (kg) -175.00 -0.014 2.45
Fat (kg) -5.18 -0.375 1.94
Prot (kg) -7.57 -0.441 3.34
Fertility Sub Index 6.88
Calving Interval (days) -3.96 -1.459 5.78
Survival (%) 0.99 1.117 1.11
Calving Sub Index 0.73
Gestation Length (days) -0.79 -0.919 0.73
Beef Sub Index -0.07
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 2.00 -0.432 -0.86
Maintenance Sub Index Maint. Sub Index 2.67
Live WT (kg) -8.70 -0.307 2.67
Total Carbon Sub Index 17.93

* Based on an €80/tonne carbon price