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 6.53
Milk (kg) -51.00 -0.014 0.71
Fat (kg) -6.31 -0.375 2.36
Prot (kg) -7.83 -0.441 3.46
Fertility Sub Index 1.52
Calving Interval (days) -0.98 -1.459 1.43
Survival (%) 0.08 1.117 0.09
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.48
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 2.07 -0.432 -0.89
Maintenance Sub Index Maint. Sub Index 1.81
Live WT (kg) -5.90 -0.307 1.81
Total Carbon Sub Index 9.87

* Based on an €80/tonne carbon price