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 1.11
Milk (kg) -46.00 -0.014 0.64
Fat (kg) -2.67 -0.375 1.00
Prot (kg) 1.20 -0.441 -0.53
Fertility Sub Index 7.34
Calving Interval (days) -3.27 -1.459 4.77
Survival (%) 2.30 1.117 2.57
Calving Sub Index 2.70
Gestation Length (days) -2.94 -0.919 2.70
Beef Sub Index -0.56
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 4.48 -0.432 -1.93
Maintenance Sub Index Maint. Sub Index 0.31
Live WT (kg) -1.00 -0.307 0.31
Total Carbon Sub Index 10.90

* Based on an €80/tonne carbon price