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 2.03
Milk (kg) -42.00 -0.014 0.59
Fat (kg) -2.77 -0.375 1.04
Prot (kg) -0.91 -0.441 0.40
Fertility Sub Index 3.62
Calving Interval (days) -1.04 -1.459 1.52
Survival (%) 1.88 1.117 2.10
Calving Sub Index 2.87
Gestation Length (days) -3.12 -0.919 2.87
Beef Sub Index 2.02
Carcass Weight (kg) -8.40 -0.528 4.43
Age of Slaughter (days) 5.58 -0.432 -2.41
Maintenance Sub Index Maint. Sub Index 4.57
Live WT (kg) -14.90 -0.307 4.57
Total Carbon Sub Index 15.10

* Based on an €80/tonne carbon price