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 6.69
Milk (kg) -145.00 -0.014 2.03
Fat (kg) -4.27 -0.375 1.60
Prot (kg) -6.94 -0.441 3.06
Fertility Sub Index -7.35
Calving Interval (days) 3.88 -1.459 -5.66
Survival (%) -1.51 1.117 -1.69
Calving Sub Index -0.05
Gestation Length (days) 0.05 -0.919 -0.05
Beef Sub Index 0.65
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 2.17 -0.432 -0.94
Maintenance Sub Index Maint. Sub Index 1.69
Live WT (kg) -5.50 -0.307 1.69
Total Carbon Sub Index 1.63

* Based on an €80/tonne carbon price