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 17.05
Milk (kg) -305.00 -0.014 4.27
Fat (kg) -17.91 -0.375 6.71
Prot (kg) -13.75 -0.441 6.07
Fertility Sub Index 0.57
Calving Interval (days) -0.68 -1.459 0.99
Survival (%) -0.38 1.117 -0.42
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.30
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 2.72 -0.432 -1.17
Maintenance Sub Index Maint. Sub Index 4.45
Live WT (kg) -14.50 -0.307 4.45
Total Carbon Sub Index 26.06

* Based on an €80/tonne carbon price