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 8.31
Milk (kg) -106.00 -0.014 1.48
Fat (kg) -8.07 -0.375 3.02
Prot (kg) -8.62 -0.441 3.80
Fertility Sub Index 4.36
Calving Interval (days) -2.89 -1.459 4.22
Survival (%) 0.13 1.117 0.15
Calving Sub Index 2.01
Gestation Length (days) -2.19 -0.919 2.01
Beef Sub Index 5.85
Carcass Weight (kg) -10.40 -0.528 5.49
Age of Slaughter (days) -0.84 -0.432 0.36
Maintenance Sub Index Maint. Sub Index 7.30
Live WT (kg) -23.80 -0.307 7.30
Total Carbon Sub Index 27.83

* Based on an €80/tonne carbon price