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 7.67
Milk (kg) -96.00 -0.014 1.34
Fat (kg) -11.09 -0.375 4.15
Prot (kg) -4.93 -0.441 2.18
Fertility Sub Index 0.41
Calving Interval (days) 0.08 -1.459 -0.12
Survival (%) 0.47 1.117 0.53
Calving Sub Index -1.62
Gestation Length (days) 1.76 -0.919 -1.62
Beef Sub Index -3.42
Carcass Weight (kg) 1.20 -0.528 -0.63
Age of Slaughter (days) 6.46 -0.432 -2.79
Maintenance Sub Index Maint. Sub Index 4.35
Live WT (kg) -14.20 -0.307 4.35
Total Carbon Sub Index 7.40

* Based on an €80/tonne carbon price