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 13.02
Milk (kg) -195.00 -0.014 2.73
Fat (kg) -14.57 -0.375 5.46
Prot (kg) -10.96 -0.441 4.84
Fertility Sub Index 0.61
Calving Interval (days) -0.29 -1.459 0.42
Survival (%) 0.17 1.117 0.19
Calving Sub Index 1.50
Gestation Length (days) -1.63 -0.919 1.50
Beef Sub Index 1.23
Carcass Weight (kg) -5.90 -0.528 3.11
Age of Slaughter (days) 4.35 -0.432 -1.88
Maintenance Sub Index Maint. Sub Index 6.22
Live WT (kg) -20.30 -0.307 6.22
Total Carbon Sub Index 22.59

* Based on an €80/tonne carbon price