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 9.61
Milk (kg) -2.00 -0.014 0.03
Fat (kg) -13.31 -0.375 4.99
Prot (kg) -10.42 -0.441 4.60
Fertility Sub Index -9.92
Calving Interval (days) 4.98 -1.459 -7.27
Survival (%) -2.38 1.117 -2.66
Calving Sub Index 1.02
Gestation Length (days) -1.11 -0.919 1.02
Beef Sub Index 0.61
Carcass Weight (kg) -4.70 -0.528 2.48
Age of Slaughter (days) 4.32 -0.432 -1.86
Maintenance Sub Index Maint. Sub Index 2.18
Live WT (kg) -7.10 -0.307 2.18
Total Carbon Sub Index 3.50

* Based on an €80/tonne carbon price