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 13.30
Milk (kg) -225.00 -0.014 3.15
Fat (kg) -13.48 -0.375 5.05
Prot (kg) -11.56 -0.441 5.10
Fertility Sub Index 6.43
Calving Interval (days) -2.80 -1.459 4.09
Survival (%) 2.10 1.117 2.35
Calving Sub Index -3.75
Gestation Length (days) 4.08 -0.919 -3.75
Beef Sub Index 1.78
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) -2.30 -0.432 0.99
Maintenance Sub Index Maint. Sub Index 2.91
Live WT (kg) -9.50 -0.307 2.91
Total Carbon Sub Index 20.68

* Based on an €80/tonne carbon price