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 5.94
Milk (kg) -100.00 -0.014 1.40
Fat (kg) -5.98 -0.375 2.24
Prot (kg) -5.22 -0.441 2.30
Fertility Sub Index 1.25
Calving Interval (days) -0.27 -1.459 0.39
Survival (%) 0.77 1.117 0.86
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.19
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 2.99 -0.432 -1.29
Maintenance Sub Index Maint. Sub Index 3.80
Live WT (kg) -12.40 -0.307 3.80
Total Carbon Sub Index 14.88

* Based on an €80/tonne carbon price