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 8.15
Milk (kg) -205.00 -0.014 2.87
Fat (kg) -6.93 -0.375 2.60
Prot (kg) -6.08 -0.441 2.68
Fertility Sub Index -4.36
Calving Interval (days) 3.52 -1.459 -5.14
Survival (%) 0.69 1.117 0.77
Calving Sub Index -1.69
Gestation Length (days) 1.84 -0.919 -1.69
Beef Sub Index -1.88
Carcass Weight (kg) -0.40 -0.528 0.21
Age of Slaughter (days) 4.84 -0.432 -2.09
Maintenance Sub Index Maint. Sub Index 1.23
Live WT (kg) -4.00 -0.307 1.23
Total Carbon Sub Index 1.44

* Based on an €80/tonne carbon price