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 21.80
Milk (kg) -420.00 -0.014 5.88
Fat (kg) -18.73 -0.375 7.02
Prot (kg) -20.17 -0.441 8.90
Fertility Sub Index 2.57
Calving Interval (days) -2.35 -1.459 3.43
Survival (%) -0.77 1.117 -0.86
Calving Sub Index 0.83
Gestation Length (days) -0.90 -0.919 0.83
Beef Sub Index 1.71
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 0.43 -0.432 -0.19
Maintenance Sub Index Maint. Sub Index 6.22
Live WT (kg) -20.30 -0.307 6.22
Total Carbon Sub Index 33.14

* Based on an €80/tonne carbon price