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 1.49
Milk (kg) -44.00 -0.014 0.62
Fat (kg) -0.90 -0.375 0.34
Prot (kg) -1.22 -0.441 0.54
Fertility Sub Index 6.86
Calving Interval (days) -3.21 -1.459 4.68
Survival (%) 1.95 1.117 2.18
Calving Sub Index 2.79
Gestation Length (days) -3.03 -0.919 2.79
Beef Sub Index 2.83
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) -2.64 -0.432 1.14
Maintenance Sub Index Maint. Sub Index 6.41
Live WT (kg) -20.90 -0.307 6.41
Total Carbon Sub Index 20.38

* Based on an €80/tonne carbon price