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 9.50
Milk (kg) -97.00 -0.014 1.36
Fat (kg) -10.82 -0.375 4.05
Prot (kg) -9.27 -0.441 4.09
Fertility Sub Index 0.60
Calving Interval (days) -0.38 -1.459 0.55
Survival (%) 0.04 1.117 0.04
Calving Sub Index -0.40
Gestation Length (days) 0.43 -0.919 -0.40
Beef Sub Index 0.18
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.66 -0.432 -0.72
Maintenance Sub Index Maint. Sub Index -0.61
Live WT (kg) 2.00 -0.307 -0.61
Total Carbon Sub Index 9.28

* Based on an €80/tonne carbon price