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 7.79
Milk (kg) -245.00 -0.014 3.43
Fat (kg) -5.63 -0.375 2.11
Prot (kg) -5.09 -0.441 2.25
Fertility Sub Index 0.29
Calving Interval (days) 1.05 -1.459 -1.53
Survival (%) 1.63 1.117 1.82
Calving Sub Index -1.52
Gestation Length (days) 1.65 -0.919 -1.52
Beef Sub Index -0.50
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 3.73 -0.432 -1.61
Maintenance Sub Index Maint. Sub Index 3.65
Live WT (kg) -11.90 -0.307 3.65
Total Carbon Sub Index 9.71

* Based on an €80/tonne carbon price