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 9.70
Milk (kg) -225.00 -0.014 3.15
Fat (kg) -7.26 -0.375 2.72
Prot (kg) -8.68 -0.441 3.83
Fertility Sub Index -0.90
Calving Interval (days) 0.65 -1.459 -0.95
Survival (%) 0.04 1.117 0.04
Calving Sub Index -1.50
Gestation Length (days) 1.63 -0.919 -1.50
Beef Sub Index -7.61
Carcass Weight (kg) 18.10 -0.528 -9.55
Age of Slaughter (days) -4.48 -0.432 1.93
Maintenance Sub Index Maint. Sub Index -11.68
Live WT (kg) 38.10 -0.307 -11.68
Total Carbon Sub Index -12.00

* Based on an €80/tonne carbon price