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 13.68
Milk (kg) -282.00 -0.014 3.95
Fat (kg) -11.13 -0.375 4.17
Prot (kg) -12.61 -0.441 5.57
Fertility Sub Index 3.49
Calving Interval (days) -2.60 -1.459 3.79
Survival (%) -0.27 1.117 -0.30
Calving Sub Index 0.72
Gestation Length (days) -0.78 -0.919 0.72
Beef Sub Index 0.10
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.85 -0.432 -0.80
Maintenance Sub Index Maint. Sub Index 3.62
Live WT (kg) -11.80 -0.307 3.62
Total Carbon Sub Index 21.60

* Based on an €80/tonne carbon price