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 17.20
Milk (kg) -361.00 -0.014 5.05
Fat (kg) -18.08 -0.375 6.77
Prot (kg) -12.18 -0.441 5.38
Fertility Sub Index 0.86
Calving Interval (days) -0.91 -1.459 1.33
Survival (%) -0.42 1.117 -0.47
Calving Sub Index 1.13
Gestation Length (days) -1.23 -0.919 1.13
Beef Sub Index 0.33
Carcass Weight (kg) 0.30 -0.528 -0.16
Age of Slaughter (days) -1.14 -0.432 0.49
Maintenance Sub Index Maint. Sub Index 2.21
Live WT (kg) -7.20 -0.307 2.21
Total Carbon Sub Index 21.73

* Based on an €80/tonne carbon price