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 8.28
Milk (kg) -254.00 -0.014 3.56
Fat (kg) -4.96 -0.375 1.86
Prot (kg) -6.50 -0.441 2.87
Fertility Sub Index 4.34
Calving Interval (days) -1.75 -1.459 2.55
Survival (%) 1.60 1.117 1.79
Calving Sub Index 0.78
Gestation Length (days) -0.85 -0.919 0.78
Beef Sub Index -1.09
Carcass Weight (kg) -4.80 -0.528 2.53
Age of Slaughter (days) 8.39 -0.432 -3.62
Maintenance Sub Index Maint. Sub Index 7.88
Live WT (kg) -25.70 -0.307 7.88
Total Carbon Sub Index 20.19

* Based on an €80/tonne carbon price