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 6.12
Milk (kg) -149.00 -0.014 2.09
Fat (kg) -3.83 -0.375 1.43
Prot (kg) -5.89 -0.441 2.60
Fertility Sub Index 8.79
Calving Interval (days) -6.18 -1.459 9.02
Survival (%) -0.20 1.117 -0.22
Calving Sub Index 1.46
Gestation Length (days) -1.59 -0.919 1.46
Beef Sub Index -1.50
Carcass Weight (kg) 1.20 -0.528 -0.63
Age of Slaughter (days) 2.01 -0.432 -0.87
Maintenance Sub Index Maint. Sub Index 0.92
Live WT (kg) -3.00 -0.307 0.92
Total Carbon Sub Index 15.79

* Based on an €80/tonne carbon price