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 17.02
Milk (kg) -224.00 -0.014 3.14
Fat (kg) -22.32 -0.375 8.36
Prot (kg) -12.52 -0.441 5.53
Fertility Sub Index -1.70
Calving Interval (days) -0.06 -1.459 0.09
Survival (%) -1.60 1.117 -1.79
Calving Sub Index -3.84
Gestation Length (days) 4.18 -0.919 -3.84
Beef Sub Index 4.58
Carcass Weight (kg) -5.90 -0.528 3.11
Age of Slaughter (days) -3.40 -0.432 1.47
Maintenance Sub Index Maint. Sub Index 3.83
Live WT (kg) -12.50 -0.307 3.83
Total Carbon Sub Index 19.89

* Based on an €80/tonne carbon price