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 11.08
Milk (kg) -171.00 -0.014 2.39
Fat (kg) -10.46 -0.375 3.92
Prot (kg) -10.80 -0.441 4.77
Fertility Sub Index 0.52
Calving Interval (days) -0.68 -1.459 0.99
Survival (%) -0.42 1.117 -0.47
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.14
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 3.70 -0.432 -1.60
Maintenance Sub Index Maint. Sub Index 5.30
Live WT (kg) -17.30 -0.307 5.30
Total Carbon Sub Index 20.75

* Based on an €80/tonne carbon price