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 1.35
Milk (kg) -107.00 -0.014 1.50
Fat (kg) -0.81 -0.375 0.30
Prot (kg) 1.03 -0.441 -0.45
Fertility Sub Index 10.51
Calving Interval (days) -5.05 -1.459 7.37
Survival (%) 2.81 1.117 3.14
Calving Sub Index 1.70
Gestation Length (days) -1.85 -0.919 1.70
Beef Sub Index 2.57
Carcass Weight (kg) -8.80 -0.528 4.64
Age of Slaughter (days) 4.79 -0.432 -2.07
Maintenance Sub Index Maint. Sub Index 2.15
Live WT (kg) -7.00 -0.307 2.15
Total Carbon Sub Index 18.27

* Based on an €80/tonne carbon price