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 4.39
Milk (kg) -91.00 -0.014 1.27
Fat (kg) -3.82 -0.375 1.43
Prot (kg) -3.81 -0.441 1.68
Fertility Sub Index 10.67
Calving Interval (days) -7.06 -1.459 10.30
Survival (%) 0.33 1.117 0.37
Calving Sub Index 1.08
Gestation Length (days) -1.18 -0.919 1.08
Beef Sub Index 2.17
Carcass Weight (kg) -7.80 -0.528 4.11
Age of Slaughter (days) 4.50 -0.432 -1.94
Maintenance Sub Index Maint. Sub Index 3.68
Live WT (kg) -12.00 -0.307 3.68
Total Carbon Sub Index 21.99

* Based on an €80/tonne carbon price