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 0.80
Milk (kg) -28.00 -0.014 0.39
Fat (kg) 0.33 -0.375 -0.12
Prot (kg) -1.20 -0.441 0.53
Fertility Sub Index 1.36
Calving Interval (days) -0.79 -1.459 1.15
Survival (%) 0.19 1.117 0.21
Calving Sub Index 0.06
Gestation Length (days) -0.06 -0.919 0.06
Beef Sub Index 0.78
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 0.28 -0.432 -0.12
Maintenance Sub Index Maint. Sub Index 2.51
Live WT (kg) -8.20 -0.307 2.51
Total Carbon Sub Index 5.50

* Based on an €80/tonne carbon price