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 2.46
Milk (kg) -36.00 -0.014 0.50
Fat (kg) -2.51 -0.375 0.94
Prot (kg) -2.31 -0.441 1.02
Fertility Sub Index -0.79
Calving Interval (days) 0.33 -1.459 -0.48
Survival (%) -0.28 1.117 -0.31
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index 1.98
Carcass Weight (kg) -7.00 -0.528 3.69
Age of Slaughter (days) 3.97 -0.432 -1.71
Maintenance Sub Index Maint. Sub Index 6.96
Live WT (kg) -22.70 -0.307 6.96
Total Carbon Sub Index 13.44

* Based on an €80/tonne carbon price