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 6.89
Milk (kg) -254.00 -0.014 3.56
Fat (kg) 0.53 -0.375 -0.20
Prot (kg) -8.00 -0.441 3.53
Fertility Sub Index 4.09
Calving Interval (days) -2.40 -1.459 3.50
Survival (%) 0.53 1.117 0.59
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.40
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 2.77 -0.432 -1.20
Maintenance Sub Index Maint. Sub Index 2.15
Live WT (kg) -7.00 -0.307 2.15
Total Carbon Sub Index 12.25

* Based on an €80/tonne carbon price