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 10.24
Milk (kg) -200.00 -0.014 2.80
Fat (kg) -10.89 -0.375 4.08
Prot (kg) -7.61 -0.441 3.36
Fertility Sub Index 0.73
Calving Interval (days) -0.20 -1.459 0.29
Survival (%) 0.39 1.117 0.44
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.02
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 1.07 -0.432 -0.46
Maintenance Sub Index Maint. Sub Index 3.59
Live WT (kg) -11.70 -0.307 3.59
Total Carbon Sub Index 19.27

* Based on an €80/tonne carbon price