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 2.38
Milk (kg) -93.00 -0.014 1.30
Fat (kg) 0.40 -0.375 -0.15
Prot (kg) -2.79 -0.441 1.23
Fertility Sub Index 8.24
Calving Interval (days) -4.60 -1.459 6.71
Survival (%) 1.37 1.117 1.53
Calving Sub Index 1.83
Gestation Length (days) -1.99 -0.919 1.83
Beef Sub Index 1.77
Carcass Weight (kg) -4.30 -0.528 2.27
Age of Slaughter (days) 1.15 -0.432 -0.50
Maintenance Sub Index Maint. Sub Index 3.16
Live WT (kg) -10.30 -0.307 3.16
Total Carbon Sub Index 17.38

* Based on an €80/tonne carbon price