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 8.29
Milk (kg) -149.00 -0.014 2.09
Fat (kg) -8.10 -0.375 3.03
Prot (kg) -7.19 -0.441 3.17
Fertility Sub Index -0.23
Calving Interval (days) 0.47 -1.459 -0.69
Survival (%) 0.41 1.117 0.46
Calving Sub Index 1.61
Gestation Length (days) -1.75 -0.919 1.61
Beef Sub Index 2.75
Carcass Weight (kg) -9.80 -0.528 5.17
Age of Slaughter (days) 5.61 -0.432 -2.42
Maintenance Sub Index Maint. Sub Index 11.25
Live WT (kg) -36.70 -0.307 11.25
Total Carbon Sub Index 23.68

* Based on an €80/tonne carbon price