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 2.34
Milk (kg) -36.00 -0.014 0.50
Fat (kg) 7.40 -0.375 -2.77
Prot (kg) -10.43 -0.441 4.60
Fertility Sub Index 2.51
Calving Interval (days) -1.37 -1.459 2.00
Survival (%) 0.46 1.117 0.51
Calving Sub Index -0.01
Gestation Length (days) 0.01 -0.919 -0.01
Beef Sub Index -0.34
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 3.73 -0.432 -1.61
Maintenance Sub Index Maint. Sub Index 2.42
Live WT (kg) -7.90 -0.307 2.42
Total Carbon Sub Index 6.91

* Based on an €80/tonne carbon price