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 13.63
Milk (kg) -232.00 -0.014 3.25
Fat (kg) -12.79 -0.375 4.79
Prot (kg) -12.66 -0.441 5.59
Fertility Sub Index 4.23
Calving Interval (days) -1.96 -1.459 2.86
Survival (%) 1.23 1.117 1.37
Calving Sub Index -3.70
Gestation Length (days) 4.02 -0.919 -3.70
Beef Sub Index 0.45
Carcass Weight (kg) 0.30 -0.528 -0.16
Age of Slaughter (days) -1.40 -0.432 0.60
Maintenance Sub Index Maint. Sub Index 2.42
Live WT (kg) -7.90 -0.307 2.42
Total Carbon Sub Index 17.04

* Based on an €80/tonne carbon price