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 3.64
Milk (kg) -6.00 -0.014 0.08
Fat (kg) -4.44 -0.375 1.66
Prot (kg) -4.28 -0.441 1.89
Fertility Sub Index -4.50
Calving Interval (days) 2.43 -1.459 -3.55
Survival (%) -0.85 1.117 -0.95
Calving Sub Index 0.95
Gestation Length (days) -1.03 -0.919 0.95
Beef Sub Index -1.39
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 7.14 -0.432 -3.08
Maintenance Sub Index Maint. Sub Index 0.31
Live WT (kg) -1.00 -0.307 0.31
Total Carbon Sub Index -1.00

* Based on an €80/tonne carbon price