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 -2.90
Milk (kg) -7.00 -0.014 0.10
Fat (kg) 4.20 -0.375 -1.57
Prot (kg) 3.23 -0.441 -1.43
Fertility Sub Index 7.16
Calving Interval (days) -4.18 -1.459 6.10
Survival (%) 0.95 1.117 1.06
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index 0.93
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 2.00 -0.432 -0.86
Maintenance Sub Index Maint. Sub Index 3.53
Live WT (kg) -11.50 -0.307 3.53
Total Carbon Sub Index 13.68

* Based on an €80/tonne carbon price