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 6.00
Milk (kg) -43.00 -0.014 0.60
Fat (kg) -12.82 -0.375 4.80
Prot (kg) -1.36 -0.441 0.60
Fertility Sub Index 0.57
Calving Interval (days) -0.15 -1.459 0.22
Survival (%) 0.31 1.117 0.35
Calving Sub Index -1.76
Gestation Length (days) 1.91 -0.919 -1.76
Beef Sub Index -2.13
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 6.40 -0.432 -2.76
Maintenance Sub Index Maint. Sub Index 4.94
Live WT (kg) -16.10 -0.307 4.94
Total Carbon Sub Index 7.62

* Based on an €80/tonne carbon price