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 4.91
Milk (kg) -67.00 -0.014 0.94
Fat (kg) -5.96 -0.375 2.23
Prot (kg) -3.94 -0.441 1.74
Fertility Sub Index -0.28
Calving Interval (days) 0.48 -1.459 -0.70
Survival (%) 0.38 1.117 0.42
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -1.55
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) 4.82 -0.432 -2.08
Maintenance Sub Index Maint. Sub Index 6.93
Live WT (kg) -22.60 -0.307 6.93
Total Carbon Sub Index 13.71

* Based on an €80/tonne carbon price