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 9.86
Milk (kg) -236.00 -0.014 3.30
Fat (kg) -5.18 -0.375 1.94
Prot (kg) -10.45 -0.441 4.61
Fertility Sub Index 0.66
Calving Interval (days) -0.89 -1.459 1.30
Survival (%) -0.57 1.117 -0.64
Calving Sub Index 0.79
Gestation Length (days) -0.86 -0.919 0.79
Beef Sub Index 0.87
Carcass Weight (kg) -4.00 -0.528 2.11
Age of Slaughter (days) 2.88 -0.432 -1.24
Maintenance Sub Index Maint. Sub Index 3.95
Live WT (kg) -12.90 -0.307 3.95
Total Carbon Sub Index 16.12

* Based on an €80/tonne carbon price