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 15.64
Milk (kg) -750.00 -0.014 10.50
Fat (kg) 0.73 -0.375 -0.27
Prot (kg) -12.26 -0.441 5.41
Fertility Sub Index 5.20
Calving Interval (days) -2.12 -1.459 3.09
Survival (%) 1.89 1.117 2.11
Calving Sub Index 0.62
Gestation Length (days) -0.67 -0.919 0.62
Beef Sub Index 2.43
Carcass Weight (kg) -11.30 -0.528 5.96
Age of Slaughter (days) 8.17 -0.432 -3.53
Maintenance Sub Index Maint. Sub Index 11.77
Live WT (kg) -38.40 -0.307 11.77
Total Carbon Sub Index 35.66

* Based on an €80/tonne carbon price