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 12.57
Milk (kg) -296.00 -0.014 4.14
Fat (kg) -7.27 -0.375 2.72
Prot (kg) -12.92 -0.441 5.70
Fertility Sub Index 5.00
Calving Interval (days) -1.68 -1.459 2.45
Survival (%) 2.28 1.117 2.55
Calving Sub Index -3.89
Gestation Length (days) 4.23 -0.919 -3.89
Beef Sub Index 1.78
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) -0.71 -0.432 0.31
Maintenance Sub Index Maint. Sub Index 3.28
Live WT (kg) -10.70 -0.307 3.28
Total Carbon Sub Index 18.74

* Based on an €80/tonne carbon price