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 3.01
Milk (kg) -92.00 -0.014 1.29
Fat (kg) 0.49 -0.375 -0.18
Prot (kg) -4.32 -0.441 1.91
Fertility Sub Index 3.55
Calving Interval (days) -1.40 -1.459 2.04
Survival (%) 1.35 1.117 1.51
Calving Sub Index 2.79
Gestation Length (days) -3.04 -0.919 2.79
Beef Sub Index 0.22
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) 4.51 -0.432 -1.95
Maintenance Sub Index Maint. Sub Index 0.61
Live WT (kg) -2.00 -0.307 0.61
Total Carbon Sub Index 10.18

* Based on an €80/tonne carbon price