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 8.04
Milk (kg) -267.00 -0.014 3.74
Fat (kg) -2.26 -0.375 0.85
Prot (kg) -7.82 -0.441 3.45
Fertility Sub Index 5.27
Calving Interval (days) -3.15 -1.459 4.60
Survival (%) 0.60 1.117 0.67
Calving Sub Index -0.02
Gestation Length (days) 0.02 -0.919 -0.02
Beef Sub Index 0.04
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 1.61 -0.432 -0.70
Maintenance Sub Index Maint. Sub Index 0.18
Live WT (kg) -0.60 -0.307 0.18
Total Carbon Sub Index 13.51

* Based on an €80/tonne carbon price