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 3.90
Milk (kg) -72.00 -0.014 1.01
Fat (kg) -2.14 -0.375 0.80
Prot (kg) -4.74 -0.441 2.09
Fertility Sub Index -8.43
Calving Interval (days) 4.45 -1.459 -6.49
Survival (%) -1.73 1.117 -1.93
Calving Sub Index 1.00
Gestation Length (days) -1.09 -0.919 1.00
Beef Sub Index -0.94
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 6.46 -0.432 -2.79
Maintenance Sub Index Maint. Sub Index -1.96
Live WT (kg) 6.40 -0.307 -1.96
Total Carbon Sub Index -6.42

* Based on an €80/tonne carbon price