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 13.13
Milk (kg) -170.00 -0.014 2.38
Fat (kg) -12.50 -0.375 4.68
Prot (kg) -13.74 -0.441 6.06
Fertility Sub Index -14.73
Calving Interval (days) 7.50 -1.459 -10.94
Survival (%) -3.39 1.117 -3.79
Calving Sub Index 0.43
Gestation Length (days) -0.47 -0.919 0.43
Beef Sub Index 1.15
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 1.85 -0.432 -0.80
Maintenance Sub Index Maint. Sub Index 1.93
Live WT (kg) -6.30 -0.307 1.93
Total Carbon Sub Index 1.92

* Based on an €80/tonne carbon price