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 17.27
Milk (kg) -319.00 -0.014 4.47
Fat (kg) -18.73 -0.375 7.02
Prot (kg) -13.12 -0.441 5.79
Fertility Sub Index -0.27
Calving Interval (days) -0.30 -1.459 0.44
Survival (%) -0.63 1.117 -0.70
Calving Sub Index 1.02
Gestation Length (days) -1.11 -0.919 1.02
Beef Sub Index 2.13
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) -3.47 -0.432 1.50
Maintenance Sub Index Maint. Sub Index 5.06
Live WT (kg) -16.50 -0.307 5.06
Total Carbon Sub Index 25.21

* Based on an €80/tonne carbon price