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 17.98
Milk (kg) -361.00 -0.014 5.05
Fat (kg) -15.52 -0.375 5.81
Prot (kg) -16.12 -0.441 7.11
Fertility Sub Index 1.91
Calving Interval (days) -1.10 -1.459 1.60
Survival (%) 0.27 1.117 0.30
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.43
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 1.81 -0.432 -0.78
Maintenance Sub Index Maint. Sub Index 2.02
Live WT (kg) -6.60 -0.307 2.02
Total Carbon Sub Index 21.87

* Based on an €80/tonne carbon price