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 8.77
Milk (kg) -172.00 -0.014 2.41
Fat (kg) -8.60 -0.375 3.22
Prot (kg) -7.11 -0.441 3.14
Fertility Sub Index 0.65
Calving Interval (days) -0.13 -1.459 0.19
Survival (%) 0.41 1.117 0.46
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.92
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 1.66 -0.432 -0.72
Maintenance Sub Index Maint. Sub Index 3.92
Live WT (kg) -12.80 -0.307 3.92
Total Carbon Sub Index 17.96

* Based on an €80/tonne carbon price