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 12.95
Milk (kg) -247.00 -0.014 3.46
Fat (kg) -12.45 -0.375 4.66
Prot (kg) -10.94 -0.441 4.83
Fertility Sub Index -0.29
Calving Interval (days) -2.02 -1.459 2.95
Survival (%) -2.90 1.117 -3.24
Calving Sub Index -3.89
Gestation Length (days) 4.23 -0.919 -3.89
Beef Sub Index 2.76
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) -4.55 -0.432 1.96
Maintenance Sub Index Maint. Sub Index 2.27
Live WT (kg) -7.40 -0.307 2.27
Total Carbon Sub Index 13.79

* Based on an €80/tonne carbon price