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 3.55
Milk (kg) -23.00 -0.014 0.32
Fat (kg) -1.01 -0.375 0.38
Prot (kg) -6.46 -0.441 2.85
Fertility Sub Index 0.61
Calving Interval (days) -0.80 -1.459 1.17
Survival (%) -0.50 1.117 -0.56
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.04
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 1.38 -0.432 -0.60
Maintenance Sub Index Maint. Sub Index 4.90
Live WT (kg) -16.00 -0.307 4.90
Total Carbon Sub Index 13.80

* Based on an €80/tonne carbon price