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 2.39
Milk (kg) -88.00 -0.014 1.23
Fat (kg) -0.92 -0.375 0.34
Prot (kg) -1.85 -0.441 0.82
Fertility Sub Index 2.64
Calving Interval (days) -1.06 -1.459 1.55
Survival (%) 0.98 1.117 1.09
Calving Sub Index -0.67
Gestation Length (days) 0.73 -0.919 -0.67
Beef Sub Index 0.70
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 1.79 -0.432 -0.77
Maintenance Sub Index Maint. Sub Index 5.58
Live WT (kg) -18.20 -0.307 5.58
Total Carbon Sub Index 10.65

* Based on an €80/tonne carbon price