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 17.54
Milk (kg) -341.00 -0.014 4.77
Fat (kg) -18.17 -0.375 6.81
Prot (kg) -13.51 -0.441 5.96
Fertility Sub Index 3.40
Calving Interval (days) -1.51 -1.459 2.20
Survival (%) 1.07 1.117 1.20
Calving Sub Index -1.70
Gestation Length (days) 1.85 -0.919 -1.70
Beef Sub Index -1.88
Carcass Weight (kg) 0.10 -0.528 -0.05
Age of Slaughter (days) 4.23 -0.432 -1.83
Maintenance Sub Index Maint. Sub Index 3.53
Live WT (kg) -11.50 -0.307 3.53
Total Carbon Sub Index 20.89

* Based on an €80/tonne carbon price