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 6.65
Milk (kg) -134.00 -0.014 1.88
Fat (kg) -5.69 -0.375 2.13
Prot (kg) -5.98 -0.441 2.64
Fertility Sub Index 0.80
Calving Interval (days) -0.34 -1.459 0.50
Survival (%) 0.27 1.117 0.30
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -0.16
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 3.91 -0.432 -1.69
Maintenance Sub Index Maint. Sub Index 6.38
Live WT (kg) -20.80 -0.307 6.38
Total Carbon Sub Index 17.36

* Based on an €80/tonne carbon price