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 11.31
Milk (kg) -288.00 -0.014 4.03
Fat (kg) -8.38 -0.375 3.14
Prot (kg) -9.38 -0.441 4.14
Fertility Sub Index 4.76
Calving Interval (days) -2.89 -1.459 4.22
Survival (%) 0.49 1.117 0.55
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 0.22
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 1.82 -0.432 -0.79
Maintenance Sub Index Maint. Sub Index 4.78
Live WT (kg) -15.60 -0.307 4.78
Total Carbon Sub Index 22.18

* Based on an €80/tonne carbon price