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 1.00
Milk (kg) -17.00 -0.014 0.24
Fat (kg) 0.23 -0.375 -0.09
Prot (kg) -1.93 -0.441 0.85
Fertility Sub Index -4.35
Calving Interval (days) 2.99 -1.459 -4.36
Survival (%) 0.01 1.117 0.01
Calving Sub Index 2.52
Gestation Length (days) -2.74 -0.919 2.52
Beef Sub Index 2.37
Carcass Weight (kg) -7.20 -0.528 3.80
Age of Slaughter (days) 3.30 -0.432 -1.42
Maintenance Sub Index Maint. Sub Index 6.13
Live WT (kg) -20.00 -0.307 6.13
Total Carbon Sub Index 7.68

* Based on an €80/tonne carbon price