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 6.38
Milk (kg) -169.00 -0.014 2.37
Fat (kg) -3.76 -0.375 1.41
Prot (kg) -5.90 -0.441 2.60
Fertility Sub Index 4.73
Calving Interval (days) -2.36 -1.459 3.44
Survival (%) 1.15 1.117 1.28
Calving Sub Index 0.89
Gestation Length (days) -0.97 -0.919 0.89
Beef Sub Index 1.40
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) -1.16 -0.432 0.50
Maintenance Sub Index Maint. Sub Index -0.37
Live WT (kg) 1.20 -0.307 -0.37
Total Carbon Sub Index 13.03

* Based on an €80/tonne carbon price