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 3.41
Milk (kg) -109.00 -0.014 1.53
Fat (kg) -0.90 -0.375 0.34
Prot (kg) -3.51 -0.441 1.55
Fertility Sub Index -1.53
Calving Interval (days) 1.17 -1.459 -1.71
Survival (%) 0.16 1.117 0.18
Calving Sub Index 0.76
Gestation Length (days) -0.83 -0.919 0.76
Beef Sub Index -2.19
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 8.98 -0.432 -3.88
Maintenance Sub Index Maint. Sub Index 6.68
Live WT (kg) -21.80 -0.307 6.68
Total Carbon Sub Index 7.14

* Based on an €80/tonne carbon price