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 1.66
Milk (kg) -56.00 -0.014 0.78
Fat (kg) -0.62 -0.375 0.23
Prot (kg) -1.46 -0.441 0.64
Fertility Sub Index 0.99
Calving Interval (days) -0.40 -1.459 0.58
Survival (%) 0.36 1.117 0.40
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -0.09
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 3.63 -0.432 -1.57
Maintenance Sub Index Maint. Sub Index 6.62
Live WT (kg) -21.60 -0.307 6.62
Total Carbon Sub Index 12.88

* Based on an €80/tonne carbon price