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 15.72
Milk (kg) -288.00 -0.014 4.03
Fat (kg) -17.16 -0.375 6.43
Prot (kg) -11.92 -0.441 5.26
Fertility Sub Index 2.33
Calving Interval (days) -1.02 -1.459 1.49
Survival (%) 0.75 1.117 0.84
Calving Sub Index -0.81
Gestation Length (days) 0.88 -0.919 -0.81
Beef Sub Index 1.55
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) 1.05 -0.432 -0.45
Maintenance Sub Index Maint. Sub Index 3.65
Live WT (kg) -11.90 -0.307 3.65
Total Carbon Sub Index 22.43

* Based on an €80/tonne carbon price