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 4.06
Milk (kg) -37.00 -0.014 0.52
Fat (kg) -1.83 -0.375 0.69
Prot (kg) -6.47 -0.441 2.86
Fertility Sub Index 0.87
Calving Interval (days) -1.00 -1.459 1.46
Survival (%) -0.53 1.117 -0.59
Calving Sub Index 0.91
Gestation Length (days) -0.99 -0.919 0.91
Beef Sub Index 2.90
Carcass Weight (kg) -7.00 -0.528 3.69
Age of Slaughter (days) 1.84 -0.432 -0.79
Maintenance Sub Index Maint. Sub Index -0.58
Live WT (kg) 1.90 -0.307 -0.58
Total Carbon Sub Index 8.15

* Based on an €80/tonne carbon price