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 14.29
Milk (kg) -172.00 -0.014 2.41
Fat (kg) -13.82 -0.375 5.18
Prot (kg) -15.19 -0.441 6.70
Fertility Sub Index -4.59
Calving Interval (days) 2.33 -1.459 -3.40
Survival (%) -1.07 1.117 -1.20
Calving Sub Index 0.43
Gestation Length (days) -0.47 -0.919 0.43
Beef Sub Index -1.86
Carcass Weight (kg) -0.10 -0.528 0.05
Age of Slaughter (days) 4.43 -0.432 -1.91
Maintenance Sub Index Maint. Sub Index 0.06
Live WT (kg) -0.20 -0.307 0.06
Total Carbon Sub Index 8.33

* Based on an €80/tonne carbon price