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 -3.96
Milk (kg) -87.00 -0.014 1.22
Fat (kg) 13.10 -0.375 -4.91
Prot (kg) 0.61 -0.441 -0.27
Fertility Sub Index 2.86
Calving Interval (days) 0.04 -1.459 -0.06
Survival (%) 2.61 1.117 2.92
Calving Sub Index 2.82
Gestation Length (days) -3.07 -0.919 2.82
Beef Sub Index 5.02
Carcass Weight (kg) -10.40 -0.528 5.49
Age of Slaughter (days) 1.07 -0.432 -0.46
Maintenance Sub Index Maint. Sub Index 4.23
Live WT (kg) -13.80 -0.307 4.23
Total Carbon Sub Index 10.98

* Based on an €80/tonne carbon price