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 4.79
Milk (kg) -70.00 -0.014 0.98
Fat (kg) -5.13 -0.375 1.92
Prot (kg) -4.29 -0.441 1.89
Fertility Sub Index 0.71
Calving Interval (days) -0.34 -1.459 0.50
Survival (%) 0.19 1.117 0.21
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index 3.57
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) -3.87 -0.432 1.67
Maintenance Sub Index Maint. Sub Index 7.02
Live WT (kg) -22.90 -0.307 7.02
Total Carbon Sub Index 19.87

* Based on an €80/tonne carbon price