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 3.72
Milk (kg) -113.00 -0.014 1.58
Fat (kg) -1.80 -0.375 0.67
Prot (kg) -3.31 -0.441 1.46
Fertility Sub Index 0.83
Calving Interval (days) -0.26 -1.459 0.38
Survival (%) 0.40 1.117 0.45
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.19
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 3.59 -0.432 -1.55
Maintenance Sub Index Maint. Sub Index 6.44
Live WT (kg) -21.00 -0.307 6.44
Total Carbon Sub Index 14.86

* Based on an €80/tonne carbon price