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 13.05
Milk (kg) -287.00 -0.014 4.02
Fat (kg) -11.27 -0.375 4.22
Prot (kg) -10.89 -0.441 4.81
Fertility Sub Index -3.00
Calving Interval (days) 1.73 -1.459 -2.52
Survival (%) -0.43 1.117 -0.48
Calving Sub Index -0.23
Gestation Length (days) 0.25 -0.919 -0.23
Beef Sub Index -2.28
Carcass Weight (kg) 5.50 -0.528 -2.90
Age of Slaughter (days) -1.45 -0.432 0.63
Maintenance Sub Index Maint. Sub Index -3.83
Live WT (kg) 12.50 -0.307 -3.83
Total Carbon Sub Index 3.70

* Based on an €80/tonne carbon price