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 5.02
Milk (kg) -46.00 -0.014 0.64
Fat (kg) -6.77 -0.375 2.54
Prot (kg) -4.18 -0.441 1.84
Fertility Sub Index 1.67
Calving Interval (days) -0.57 -1.459 0.83
Survival (%) 0.75 1.117 0.84
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -1.28
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 4.56 -0.432 -1.97
Maintenance Sub Index Maint. Sub Index 1.47
Live WT (kg) -4.80 -0.307 1.47
Total Carbon Sub Index 10.58

* Based on an €80/tonne carbon price