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 4.99
Milk (kg) -126.00 -0.014 1.76
Fat (kg) -5.10 -0.375 1.91
Prot (kg) -2.98 -0.441 1.32
Fertility Sub Index 6.60
Calving Interval (days) -3.22 -1.459 4.70
Survival (%) 1.70 1.117 1.90
Calving Sub Index 1.14
Gestation Length (days) -1.24 -0.919 1.14
Beef Sub Index 3.76
Carcass Weight (kg) -9.30 -0.528 4.91
Age of Slaughter (days) 2.65 -0.432 -1.14
Maintenance Sub Index Maint. Sub Index 3.46
Live WT (kg) -11.30 -0.307 3.46
Total Carbon Sub Index 19.96

* Based on an €80/tonne carbon price