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 0.83
Milk (kg) 5.00 -0.014 -0.07
Fat (kg) -0.25 -0.375 0.09
Prot (kg) -1.82 -0.441 0.80
Fertility Sub Index -5.61
Calving Interval (days) 2.28 -1.459 -3.33
Survival (%) -2.04 1.117 -2.28
Calving Sub Index 2.00
Gestation Length (days) -2.18 -0.919 2.00
Beef Sub Index -1.23
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 4.43 -0.432 -1.91
Maintenance Sub Index Maint. Sub Index -0.28
Live WT (kg) 0.90 -0.307 -0.28
Total Carbon Sub Index -4.27

* Based on an €80/tonne carbon price