Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index 16.08
Milk (kg) -326.00 -0.014 4.56
Fat (kg) -12.75 -0.375 4.78
Prot (kg) -15.27 -0.441 6.74
Fertility Sub Index 0.46
Calving Interval (days) -0.90 -1.459 1.31
Survival (%) -0.76 1.117 -0.85
Calving Sub Index 0.47
Gestation Length (days) -0.51 -0.919 0.47
Beef Sub Index 0.23
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 1.31 -0.432 -0.57
Maintenance Sub Index Maint. Sub Index 3.77
Live WT (kg) -12.30 -0.307 3.77
Total Carbon Sub Index 21.01

* Based on an €80/tonne carbon price