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 1.36
Milk (kg) -74.00 -0.014 1.04
Fat (kg) 2.27 -0.375 -0.85
Prot (kg) -2.67 -0.441 1.18
Fertility Sub Index 6.53
Calving Interval (days) -3.28 -1.459 4.79
Survival (%) 1.56 1.117 1.74
Calving Sub Index 1.29
Gestation Length (days) -1.40 -0.919 1.29
Beef Sub Index -0.87
Carcass Weight (kg) 1.60 -0.528 -0.84
Age of Slaughter (days) 0.06 -0.432 -0.03
Maintenance Sub Index Maint. Sub Index 3.43
Live WT (kg) -11.20 -0.307 3.43
Total Carbon Sub Index 11.74

* Based on an €80/tonne carbon price