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 9.20
Milk (kg) -183.00 -0.014 2.56
Fat (kg) -5.57 -0.375 2.09
Prot (kg) -10.32 -0.441 4.55
Fertility Sub Index -0.63
Calving Interval (days) 0.01 -1.459 -0.01
Survival (%) -0.55 1.117 -0.61
Calving Sub Index 0.25
Gestation Length (days) -0.27 -0.919 0.25
Beef Sub Index 0.79
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 1.59 -0.432 -0.69
Maintenance Sub Index Maint. Sub Index 2.42
Live WT (kg) -7.90 -0.307 2.42
Total Carbon Sub Index 12.03

* Based on an €80/tonne carbon price