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 13.08
Milk (kg) -193.00 -0.014 2.70
Fat (kg) -13.40 -0.375 5.02
Prot (kg) -12.15 -0.441 5.36
Fertility Sub Index 3.25
Calving Interval (days) -2.25 -1.459 3.28
Survival (%) -0.03 1.117 -0.03
Calving Sub Index 0.89
Gestation Length (days) -0.97 -0.919 0.89
Beef Sub Index 0.70
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 2.17 -0.432 -0.94
Maintenance Sub Index Maint. Sub Index 3.92
Live WT (kg) -12.80 -0.307 3.92
Total Carbon Sub Index 21.84

* Based on an €80/tonne carbon price