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 6.13
Milk (kg) 19.00 -0.014 -0.27
Fat (kg) -12.55 -0.375 4.70
Prot (kg) -3.84 -0.441 1.69
Fertility Sub Index -3.57
Calving Interval (days) 1.99 -1.459 -2.90
Survival (%) -0.60 1.117 -0.67
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.31
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 2.10 -0.432 -0.91
Maintenance Sub Index Maint. Sub Index 2.54
Live WT (kg) -8.30 -0.307 2.54
Total Carbon Sub Index 4.85

* Based on an €80/tonne carbon price