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 28.03
Milk (kg) -412.00 -0.014 5.77
Fat (kg) -29.00 -0.375 10.86
Prot (kg) -25.84 -0.441 11.40
Fertility Sub Index 5.04
Calving Interval (days) -2.84 -1.459 4.14
Survival (%) 0.80 1.117 0.89
Calving Sub Index -0.04
Gestation Length (days) 0.04 -0.919 -0.04
Beef Sub Index 1.15
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 0.52 -0.432 -0.22
Maintenance Sub Index Maint. Sub Index 5.15
Live WT (kg) -16.80 -0.307 5.15
Total Carbon Sub Index 39.33

* Based on an €80/tonne carbon price