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 3.09
Milk (kg) -43.00 -0.014 0.60
Fat (kg) -3.29 -0.375 1.23
Prot (kg) -2.84 -0.441 1.25
Fertility Sub Index 6.79
Calving Interval (days) -3.72 -1.459 5.43
Survival (%) 1.22 1.117 1.36
Calving Sub Index 0.57
Gestation Length (days) -0.62 -0.919 0.57
Beef Sub Index 0.34
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 1.89 -0.432 -0.82
Maintenance Sub Index Maint. Sub Index 3.13
Live WT (kg) -10.20 -0.307 3.13
Total Carbon Sub Index 13.93

* Based on an €80/tonne carbon price