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 3.20
Milk (kg) -132.00 -0.014 1.85
Fat (kg) 1.64 -0.375 -0.61
Prot (kg) -4.46 -0.441 1.97
Fertility Sub Index -3.80
Calving Interval (days) 2.26 -1.459 -3.30
Survival (%) -0.45 1.117 -0.50
Calving Sub Index -0.16
Gestation Length (days) 0.17 -0.919 -0.16
Beef Sub Index -1.86
Carcass Weight (kg) 1.70 -0.528 -0.90
Age of Slaughter (days) 2.23 -0.432 -0.96
Maintenance Sub Index Maint. Sub Index -1.04
Live WT (kg) 3.40 -0.307 -1.04
Total Carbon Sub Index -3.66

* Based on an €80/tonne carbon price