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 21.15
Milk (kg) -842.00 -0.014 11.79
Fat (kg) -2.90 -0.375 1.09
Prot (kg) -18.76 -0.441 8.28
Fertility Sub Index 4.11
Calving Interval (days) -1.57 -1.459 2.29
Survival (%) 1.63 1.117 1.82
Calving Sub Index 0.77
Gestation Length (days) -0.84 -0.919 0.77
Beef Sub Index -1.16
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 5.00 -0.432 -2.16
Maintenance Sub Index Maint. Sub Index 6.04
Live WT (kg) -19.70 -0.307 6.04
Total Carbon Sub Index 30.92

* Based on an €80/tonne carbon price