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 10.06
Milk (kg) -254.00 -0.014 3.56
Fat (kg) -9.21 -0.375 3.45
Prot (kg) -6.91 -0.441 3.05
Fertility Sub Index 5.29
Calving Interval (days) -3.90 -1.459 5.69
Survival (%) -0.36 1.117 -0.40
Calving Sub Index 1.34
Gestation Length (days) -1.46 -0.919 1.34
Beef Sub Index 0.08
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 4.09 -0.432 -1.77
Maintenance Sub Index Maint. Sub Index 0.61
Live WT (kg) -2.00 -0.307 0.61
Total Carbon Sub Index 17.37

* Based on an €80/tonne carbon price