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 9.66
Milk (kg) -132.00 -0.014 1.85
Fat (kg) -10.66 -0.375 3.99
Prot (kg) -8.65 -0.441 3.82
Fertility Sub Index 2.21
Calving Interval (days) -1.80 -1.459 2.63
Survival (%) -0.37 1.117 -0.41
Calving Sub Index 1.12
Gestation Length (days) -1.22 -0.919 1.12
Beef Sub Index 2.57
Carcass Weight (kg) -5.10 -0.528 2.69
Age of Slaughter (days) 0.27 -0.432 -0.12
Maintenance Sub Index Maint. Sub Index 4.14
Live WT (kg) -13.50 -0.307 4.14
Total Carbon Sub Index 19.70

* Based on an €80/tonne carbon price