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 -4.07
Milk (kg) 24.00 -0.014 -0.34
Fat (kg) 4.74 -0.375 -1.78
Prot (kg) 4.44 -0.441 -1.96
Fertility Sub Index 1.37
Calving Interval (days) 0.12 -1.459 -0.18
Survival (%) 1.38 1.117 1.54
Calving Sub Index 2.77
Gestation Length (days) -3.01 -0.919 2.77
Beef Sub Index 2.02
Carcass Weight (kg) -9.10 -0.528 4.80
Age of Slaughter (days) 6.43 -0.432 -2.78
Maintenance Sub Index Maint. Sub Index 3.49
Live WT (kg) -11.40 -0.307 3.49
Total Carbon Sub Index 5.59

* Based on an €80/tonne carbon price