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 2.63
Milk (kg) -45.00 -0.014 0.63
Fat (kg) -6.15 -0.375 2.30
Prot (kg) 0.69 -0.441 -0.30
Fertility Sub Index 9.87
Calving Interval (days) -4.35 -1.459 6.35
Survival (%) 3.15 1.117 3.52
Calving Sub Index 3.60
Gestation Length (days) -3.92 -0.919 3.60
Beef Sub Index 2.85
Carcass Weight (kg) -10.50 -0.528 5.54
Age of Slaughter (days) 6.22 -0.432 -2.69
Maintenance Sub Index Maint. Sub Index 1.84
Live WT (kg) -6.00 -0.307 1.84
Total Carbon Sub Index 20.78

* Based on an €80/tonne carbon price