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 29.09
Milk (kg) -644.00 -0.014 9.02
Fat (kg) -26.84 -0.375 10.05
Prot (kg) -22.70 -0.441 10.02
Fertility Sub Index 1.28
Calving Interval (days) -1.10 -1.459 1.60
Survival (%) -0.29 1.117 -0.32
Calving Sub Index 0.90
Gestation Length (days) -0.98 -0.919 0.90
Beef Sub Index 0.14
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 1.62 -0.432 -0.70
Maintenance Sub Index Maint. Sub Index 2.73
Live WT (kg) -8.90 -0.307 2.73
Total Carbon Sub Index 34.15

* Based on an €80/tonne carbon price