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 6.22
Milk (kg) -107.00 -0.014 1.50
Fat (kg) -5.85 -0.375 2.19
Prot (kg) -5.74 -0.441 2.53
Fertility Sub Index -0.59
Calving Interval (days) 0.41 -1.459 -0.60
Survival (%) 0.01 1.117 0.01
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index 1.43
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) 1.46 -0.432 -0.63
Maintenance Sub Index Maint. Sub Index 5.95
Live WT (kg) -19.40 -0.307 5.95
Total Carbon Sub Index 15.85

* Based on an €80/tonne carbon price