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 8.65
Milk (kg) -139.00 -0.014 1.95
Fat (kg) -8.26 -0.375 3.09
Prot (kg) -8.19 -0.441 3.61
Fertility Sub Index 0.49
Calving Interval (days) 0.36 -1.459 -0.53
Survival (%) 0.91 1.117 1.02
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -1.26
Carcass Weight (kg) 1.30 -0.528 -0.69
Age of Slaughter (days) 1.33 -0.432 -0.57
Maintenance Sub Index Maint. Sub Index 2.76
Live WT (kg) -9.00 -0.307 2.76
Total Carbon Sub Index 14.35

* Based on an €80/tonne carbon price