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 6.11
Milk (kg) -172.00 -0.014 2.41
Fat (kg) -2.92 -0.375 1.09
Prot (kg) -5.90 -0.441 2.60
Fertility Sub Index 3.43
Calving Interval (days) -1.76 -1.459 2.57
Survival (%) 0.77 1.117 0.86
Calving Sub Index 1.04
Gestation Length (days) -1.13 -0.919 1.04
Beef Sub Index 1.96
Carcass Weight (kg) -7.00 -0.528 3.69
Age of Slaughter (days) 4.01 -0.432 -1.73
Maintenance Sub Index Maint. Sub Index 7.57
Live WT (kg) -24.70 -0.307 7.57
Total Carbon Sub Index 20.11

* Based on an €80/tonne carbon price