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 6.73
Milk (kg) -75.00 -0.014 1.05
Fat (kg) -7.42 -0.375 2.78
Prot (kg) -6.58 -0.441 2.90
Fertility Sub Index -10.98
Calving Interval (days) 5.77 -1.459 -8.42
Survival (%) -2.29 1.117 -2.56
Calving Sub Index 0.96
Gestation Length (days) -1.04 -0.919 0.96
Beef Sub Index -1.47
Carcass Weight (kg) 0.50 -0.528 -0.26
Age of Slaughter (days) 2.79 -0.432 -1.20
Maintenance Sub Index Maint. Sub Index -3.83
Live WT (kg) 12.50 -0.307 -3.83
Total Carbon Sub Index -8.59

* Based on an €80/tonne carbon price