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 9.93
Milk (kg) -132.00 -0.014 1.85
Fat (kg) -5.29 -0.375 1.98
Prot (kg) -13.83 -0.441 6.10
Fertility Sub Index 1.51
Calving Interval (days) -0.96 -1.459 1.40
Survival (%) 0.10 1.117 0.11
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.12
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 1.55 -0.432 -0.67
Maintenance Sub Index Maint. Sub Index 1.96
Live WT (kg) -6.40 -0.307 1.96
Total Carbon Sub Index 13.06

* Based on an €80/tonne carbon price