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 10.43
Milk (kg) -152.00 -0.014 2.13
Fat (kg) -13.87 -0.375 5.20
Prot (kg) -7.03 -0.441 3.10
Fertility Sub Index 0.01
Calving Interval (days) 0.07 -1.459 -0.10
Survival (%) 0.10 1.117 0.11
Calving Sub Index -1.30
Gestation Length (days) 1.41 -0.919 -1.30
Beef Sub Index -3.58
Carcass Weight (kg) 0.10 -0.528 -0.05
Age of Slaughter (days) 8.17 -0.432 -3.53
Maintenance Sub Index Maint. Sub Index 4.05
Live WT (kg) -13.20 -0.307 4.05
Total Carbon Sub Index 9.61

* Based on an €80/tonne carbon price