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 7.70
Milk (kg) -159.00 -0.014 2.23
Fat (kg) -8.14 -0.375 3.05
Prot (kg) -5.50 -0.441 2.43
Fertility Sub Index 3.48
Calving Interval (days) -2.00 -1.459 2.92
Survival (%) 0.50 1.117 0.56
Calving Sub Index 0.86
Gestation Length (days) -0.94 -0.919 0.86
Beef Sub Index 2.20
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) -0.95 -0.432 0.41
Maintenance Sub Index Maint. Sub Index 2.54
Live WT (kg) -8.30 -0.307 2.54
Total Carbon Sub Index 16.80

* Based on an €80/tonne carbon price