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 12.61
Milk (kg) -283.00 -0.014 3.96
Fat (kg) -9.50 -0.375 3.56
Prot (kg) -11.53 -0.441 5.09
Fertility Sub Index 11.06
Calving Interval (days) -6.30 -1.459 9.19
Survival (%) 1.67 1.117 1.87
Calving Sub Index -0.41
Gestation Length (days) 0.45 -0.919 -0.41
Beef Sub Index -1.71
Carcass Weight (kg) 1.70 -0.528 -0.90
Age of Slaughter (days) 1.89 -0.432 -0.82
Maintenance Sub Index Maint. Sub Index 0.77
Live WT (kg) -2.50 -0.307 0.77
Total Carbon Sub Index 22.31

* Based on an €80/tonne carbon price