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 10.54
Milk (kg) -87.00 -0.014 1.22
Fat (kg) -12.09 -0.375 4.53
Prot (kg) -10.87 -0.441 4.80
Fertility Sub Index 7.45
Calving Interval (days) -4.66 -1.459 6.80
Survival (%) 0.58 1.117 0.65
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.92
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) -0.92 -0.432 0.40
Maintenance Sub Index Maint. Sub Index 2.18
Live WT (kg) -7.10 -0.307 2.18
Total Carbon Sub Index 20.55

* Based on an €80/tonne carbon price