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 6.23
Milk (kg) -85.00 -0.014 1.19
Fat (kg) -3.07 -0.375 1.15
Prot (kg) -8.82 -0.441 3.89
Fertility Sub Index -0.03
Calving Interval (days) -0.43 -1.459 0.63
Survival (%) -0.59 1.117 -0.66
Calving Sub Index 0.85
Gestation Length (days) -0.92 -0.919 0.85
Beef Sub Index 0.22
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 2.29 -0.432 -0.99
Maintenance Sub Index Maint. Sub Index 1.69
Live WT (kg) -5.50 -0.307 1.69
Total Carbon Sub Index 8.96

* Based on an €80/tonne carbon price