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 -5.91
Milk (kg) 18.00 -0.014 -0.25
Fat (kg) 7.73 -0.375 -2.90
Prot (kg) 6.27 -0.441 -2.77
Fertility Sub Index 7.01
Calving Interval (days) -3.50 -1.459 5.11
Survival (%) 1.70 1.117 1.90
Calving Sub Index 5.61
Gestation Length (days) -6.10 -0.919 5.61
Beef Sub Index 0.52
Carcass Weight (kg) -6.70 -0.528 3.53
Age of Slaughter (days) 6.98 -0.432 -3.01
Maintenance Sub Index Maint. Sub Index -1.84
Live WT (kg) 6.00 -0.307 -1.84
Total Carbon Sub Index 5.37

* Based on an €80/tonne carbon price