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) -133.00 -0.014 1.86
Fat (kg) -7.98 -0.375 2.99
Prot (kg) -4.25 -0.441 1.88
Fertility Sub Index 1.77
Calving Interval (days) -1.68 -1.459 2.45
Survival (%) -0.61 1.117 -0.68
Calving Sub Index 1.02
Gestation Length (days) -1.11 -0.919 1.02
Beef Sub Index -1.83
Carcass Weight (kg) 1.90 -0.528 -1.00
Age of Slaughter (days) 1.92 -0.432 -0.83
Maintenance Sub Index Maint. Sub Index 0.92
Live WT (kg) -3.00 -0.307 0.92
Total Carbon Sub Index 8.60

* Based on an €80/tonne carbon price