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 20.57
Milk (kg) -537.00 -0.014 7.52
Fat (kg) -12.92 -0.375 4.84
Prot (kg) -18.60 -0.441 8.21
Fertility Sub Index -1.30
Calving Interval (days) 1.05 -1.459 -1.53
Survival (%) 0.21 1.117 0.23
Calving Sub Index 0.76
Gestation Length (days) -0.83 -0.919 0.76
Beef Sub Index -1.48
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) 8.44 -0.432 -3.64
Maintenance Sub Index Maint. Sub Index 7.33
Live WT (kg) -23.90 -0.307 7.33
Total Carbon Sub Index 25.88

* Based on an €80/tonne carbon price