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 11.25
Milk (kg) -187.00 -0.014 2.62
Fat (kg) -14.05 -0.375 5.26
Prot (kg) -7.63 -0.441 3.37
Fertility Sub Index -3.45
Calving Interval (days) 1.92 -1.459 -2.80
Survival (%) -0.58 1.117 -0.65
Calving Sub Index -2.20
Gestation Length (days) 2.39 -0.919 -2.20
Beef Sub Index -1.84
Carcass Weight (kg) 3.10 -0.528 -1.64
Age of Slaughter (days) 0.48 -0.432 -0.21
Maintenance Sub Index Maint. Sub Index -1.47
Live WT (kg) 4.80 -0.307 -1.47
Total Carbon Sub Index 2.29

* Based on an €80/tonne carbon price