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 14.69
Milk (kg) -39.00 -0.014 0.55
Fat (kg) -18.46 -0.375 6.91
Prot (kg) -16.39 -0.441 7.23
Fertility Sub Index -3.29
Calving Interval (days) 1.43 -1.459 -2.09
Survival (%) -1.08 1.117 -1.21
Calving Sub Index -0.28
Gestation Length (days) 0.30 -0.919 -0.28
Beef Sub Index 1.08
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 1.78 -0.432 -0.77
Maintenance Sub Index Maint. Sub Index 1.35
Live WT (kg) -4.40 -0.307 1.35
Total Carbon Sub Index 13.55

* Based on an €80/tonne carbon price