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 3.18
Milk (kg) 19.00 -0.014 -0.27
Fat (kg) -7.41 -0.375 2.78
Prot (kg) -1.53 -0.441 0.68
Fertility Sub Index 6.73
Calving Interval (days) -4.26 -1.459 6.22
Survival (%) 0.46 1.117 0.51
Calving Sub Index 0.85
Gestation Length (days) -0.92 -0.919 0.85
Beef Sub Index 2.83
Carcass Weight (kg) -5.60 -0.528 2.95
Age of Slaughter (days) 0.29 -0.432 -0.13
Maintenance Sub Index Maint. Sub Index 4.78
Live WT (kg) -15.60 -0.307 4.78
Total Carbon Sub Index 18.36

* Based on an €80/tonne carbon price