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 1.39
Milk (kg) -77.00 -0.014 1.08
Fat (kg) 2.91 -0.375 -1.09
Prot (kg) -3.17 -0.441 1.40
Fertility Sub Index 1.69
Calving Interval (days) -1.38 -1.459 2.01
Survival (%) -0.29 1.117 -0.32
Calving Sub Index 1.65
Gestation Length (days) -1.80 -0.919 1.65
Beef Sub Index 0.09
Carcass Weight (kg) -4.90 -0.528 2.58
Age of Slaughter (days) 5.79 -0.432 -2.50
Maintenance Sub Index Maint. Sub Index 0.09
Live WT (kg) -0.30 -0.307 0.09
Total Carbon Sub Index 4.91

* Based on an €80/tonne carbon price