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 5.95
Milk (kg) -204.00 -0.014 2.86
Fat (kg) -1.63 -0.375 0.61
Prot (kg) -5.62 -0.441 2.48
Fertility Sub Index 2.99
Calving Interval (days) -1.65 -1.459 2.41
Survival (%) 0.52 1.117 0.58
Calving Sub Index 2.03
Gestation Length (days) -2.21 -0.919 2.03
Beef Sub Index 0.87
Carcass Weight (kg) -11.00 -0.528 5.80
Age of Slaughter (days) 11.43 -0.432 -4.93
Maintenance Sub Index Maint. Sub Index 8.58
Live WT (kg) -28.00 -0.307 8.58
Total Carbon Sub Index 20.42

* Based on an €80/tonne carbon price