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 6.29
Milk (kg) -19.00 -0.014 0.27
Fat (kg) -7.39 -0.375 2.77
Prot (kg) -7.38 -0.441 3.26
Fertility Sub Index -11.62
Calving Interval (days) 5.90 -1.459 -8.61
Survival (%) -2.70 1.117 -3.02
Calving Sub Index -0.42
Gestation Length (days) 0.46 -0.919 -0.42
Beef Sub Index 0.38
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 1.92 -0.432 -0.83
Maintenance Sub Index Maint. Sub Index 1.50
Live WT (kg) -4.90 -0.307 1.50
Total Carbon Sub Index -3.87

* Based on an €80/tonne carbon price