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 7.59
Milk (kg) -150.00 -0.014 2.10
Fat (kg) -6.86 -0.375 2.57
Prot (kg) -6.61 -0.441 2.92
Fertility Sub Index 2.86
Calving Interval (days) -1.01 -1.459 1.47
Survival (%) 1.24 1.117 1.39
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.65
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 1.42 -0.432 -0.61
Maintenance Sub Index Maint. Sub Index 5.03
Live WT (kg) -16.40 -0.307 5.03
Total Carbon Sub Index 19.82

* Based on an €80/tonne carbon price