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 2.65
Milk (kg) -42.00 -0.014 0.59
Fat (kg) -2.80 -0.375 1.05
Prot (kg) -2.30 -0.441 1.02
Fertility Sub Index 1.86
Calving Interval (days) -0.93 -1.459 1.36
Survival (%) 0.45 1.117 0.50
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index -0.07
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 3.83 -0.432 -1.65
Maintenance Sub Index Maint. Sub Index 6.35
Live WT (kg) -20.70 -0.307 6.35
Total Carbon Sub Index 13.63

* Based on an €80/tonne carbon price