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 3.65
Milk (kg) -144.00 -0.014 2.02
Fat (kg) -1.83 -0.375 0.69
Prot (kg) -2.14 -0.441 0.94
Fertility Sub Index 14.88
Calving Interval (days) -9.21 -1.459 13.44
Survival (%) 1.29 1.117 1.44
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 3.79
Carcass Weight (kg) -10.80 -0.528 5.70
Age of Slaughter (days) 4.42 -0.432 -1.91
Maintenance Sub Index Maint. Sub Index 11.34
Live WT (kg) -37.00 -0.307 11.34
Total Carbon Sub Index 37.35

* Based on an €80/tonne carbon price