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 21.08
Milk (kg) -438.00 -0.014 6.13
Fat (kg) -17.36 -0.375 6.50
Prot (kg) -19.14 -0.441 8.45
Fertility Sub Index 1.35
Calving Interval (days) -0.56 -1.459 0.82
Survival (%) 0.48 1.117 0.54
Calving Sub Index -1.66
Gestation Length (days) 1.81 -0.919 -1.66
Beef Sub Index 2.07
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) -2.97 -0.432 1.28
Maintenance Sub Index Maint. Sub Index 0.89
Live WT (kg) -2.90 -0.307 0.89
Total Carbon Sub Index 23.73

* Based on an €80/tonne carbon price