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 14.23
Milk (kg) -372.00 -0.014 5.21
Fat (kg) -9.87 -0.375 3.70
Prot (kg) -12.07 -0.441 5.33
Fertility Sub Index 2.50
Calving Interval (days) -2.05 -1.459 2.99
Survival (%) -0.44 1.117 -0.49
Calving Sub Index 0.90
Gestation Length (days) -0.98 -0.919 0.90
Beef Sub Index 2.57
Carcass Weight (kg) -4.70 -0.528 2.48
Age of Slaughter (days) -0.20 -0.432 0.09
Maintenance Sub Index Maint. Sub Index 3.65
Live WT (kg) -11.90 -0.307 3.65
Total Carbon Sub Index 23.85

* Based on an €80/tonne carbon price