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 24.36
Milk (kg) -616.00 -0.014 8.62
Fat (kg) -20.29 -0.375 7.60
Prot (kg) -18.43 -0.441 8.13
Fertility Sub Index 6.20
Calving Interval (days) -4.20 -1.459 6.13
Survival (%) 0.06 1.117 0.07
Calving Sub Index -1.34
Gestation Length (days) 1.46 -0.919 -1.34
Beef Sub Index 1.25
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) -0.95 -0.432 0.41
Maintenance Sub Index Maint. Sub Index 2.58
Live WT (kg) -8.40 -0.307 2.58
Total Carbon Sub Index 33.05

* Based on an €80/tonne carbon price