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 11.40
Milk (kg) -476.00 -0.014 6.66
Fat (kg) 4.85 -0.375 -1.82
Prot (kg) -14.85 -0.441 6.55
Fertility Sub Index 0.89
Calving Interval (days) -0.49 -1.459 0.71
Survival (%) 0.16 1.117 0.18
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.02
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 1.79 -0.432 -0.77
Maintenance Sub Index Maint. Sub Index 1.99
Live WT (kg) -6.50 -0.307 1.99
Total Carbon Sub Index 13.84

* Based on an €80/tonne carbon price