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 9.96
Milk (kg) -172.00 -0.014 2.41
Fat (kg) -4.54 -0.375 1.70
Prot (kg) -13.26 -0.441 5.85
Fertility Sub Index 0.49
Calving Interval (days) -0.30 -1.459 0.44
Survival (%) 0.05 1.117 0.06
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.82
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 1.16 -0.432 -0.50
Maintenance Sub Index Maint. Sub Index 1.90
Live WT (kg) -6.20 -0.307 1.90
Total Carbon Sub Index 12.70

* Based on an €80/tonne carbon price