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 -2.99
Milk (kg) 319.00 -0.014 -4.47
Fat (kg) -0.65 -0.375 0.24
Prot (kg) -2.80 -0.441 1.24
Fertility Sub Index -4.02
Calving Interval (days) 1.79 -1.459 -2.61
Survival (%) -1.26 1.117 -1.41
Calving Sub Index -0.35
Gestation Length (days) 0.38 -0.919 -0.35
Beef Sub Index 0.04
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 2.83 -0.432 -1.22
Maintenance Sub Index Maint. Sub Index 1.10
Live WT (kg) -3.60 -0.307 1.10
Total Carbon Sub Index -6.21

* Based on an €80/tonne carbon price