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 5.65
Milk (kg) -229.00 -0.014 3.21
Fat (kg) -2.44 -0.375 0.91
Prot (kg) -3.46 -0.441 1.53
Fertility Sub Index 5.77
Calving Interval (days) -2.34 -1.459 3.41
Survival (%) 2.11 1.117 2.36
Calving Sub Index 2.79
Gestation Length (days) -3.03 -0.919 2.79
Beef Sub Index 0.79
Carcass Weight (kg) -8.50 -0.528 4.48
Age of Slaughter (days) 8.56 -0.432 -3.70
Maintenance Sub Index Maint. Sub Index 4.90
Live WT (kg) -16.00 -0.307 4.90
Total Carbon Sub Index 19.90

* Based on an €80/tonne carbon price