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 12.19
Milk (kg) -191.00 -0.014 2.67
Fat (kg) -10.28 -0.375 3.85
Prot (kg) -12.83 -0.441 5.66
Fertility Sub Index -7.44
Calving Interval (days) 3.70 -1.459 -5.40
Survival (%) -1.83 1.117 -2.04
Calving Sub Index -0.04
Gestation Length (days) 0.04 -0.919 -0.04
Beef Sub Index -0.14
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 3.14 -0.432 -1.36
Maintenance Sub Index Maint. Sub Index 0.34
Live WT (kg) -1.10 -0.307 0.34
Total Carbon Sub Index 4.90

* Based on an €80/tonne carbon price