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 24.52
Milk (kg) -608.00 -0.014 8.51
Fat (kg) -20.70 -0.375 7.75
Prot (kg) -18.70 -0.441 8.25
Fertility Sub Index 10.66
Calving Interval (days) -5.29 -1.459 7.72
Survival (%) 2.63 1.117 2.94
Calving Sub Index -2.31
Gestation Length (days) 2.51 -0.919 -2.31
Beef Sub Index -1.85
Carcass Weight (kg) 0.70 -0.528 -0.37
Age of Slaughter (days) 3.43 -0.432 -1.48
Maintenance Sub Index Maint. Sub Index 4.69
Live WT (kg) -15.30 -0.307 4.69
Total Carbon Sub Index 35.71

* Based on an €80/tonne carbon price