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 10.16
Milk (kg) -228.00 -0.014 3.19
Fat (kg) -8.64 -0.375 3.24
Prot (kg) -8.46 -0.441 3.73
Fertility Sub Index -1.76
Calving Interval (days) 1.36 -1.459 -1.98
Survival (%) 0.20 1.117 0.22
Calving Sub Index 0.94
Gestation Length (days) -1.02 -0.919 0.94
Beef Sub Index -1.12
Carcass Weight (kg) -4.70 -0.528 2.48
Age of Slaughter (days) 8.34 -0.432 -3.60
Maintenance Sub Index Maint. Sub Index 7.60
Live WT (kg) -24.80 -0.307 7.60
Total Carbon Sub Index 15.82

* Based on an €80/tonne carbon price