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 7.41
Milk (kg) -120.00 -0.014 1.68
Fat (kg) -8.03 -0.375 3.01
Prot (kg) -6.16 -0.441 2.72
Fertility Sub Index 8.15
Calving Interval (days) -4.83 -1.459 7.05
Survival (%) 0.99 1.117 1.11
Calving Sub Index 0.47
Gestation Length (days) -0.51 -0.919 0.47
Beef Sub Index 2.94
Carcass Weight (kg) -5.50 -0.528 2.90
Age of Slaughter (days) -0.10 -0.432 0.04
Maintenance Sub Index Maint. Sub Index 5.95
Live WT (kg) -19.40 -0.307 5.95
Total Carbon Sub Index 24.92

* Based on an €80/tonne carbon price