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 7.52
Milk (kg) -177.00 -0.014 2.48
Fat (kg) -5.40 -0.375 2.02
Prot (kg) -6.85 -0.441 3.02
Fertility Sub Index 0.24
Calving Interval (days) -0.07 -1.459 0.10
Survival (%) 0.12 1.117 0.13
Calving Sub Index 1.69
Gestation Length (days) -1.84 -0.919 1.69
Beef Sub Index 0.77
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 1.75 -0.432 -0.76
Maintenance Sub Index Maint. Sub Index 5.33
Live WT (kg) -17.40 -0.307 5.33
Total Carbon Sub Index 15.56

* Based on an €80/tonne carbon price