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 8.46
Milk (kg) -139.00 -0.014 1.95
Fat (kg) -8.71 -0.375 3.26
Prot (kg) -7.36 -0.441 3.25
Fertility Sub Index 1.22
Calving Interval (days) -0.65 -1.459 0.95
Survival (%) 0.24 1.117 0.27
Calving Sub Index -0.65
Gestation Length (days) 0.71 -0.919 -0.65
Beef Sub Index -4.13
Carcass Weight (kg) 11.00 -0.528 -5.80
Age of Slaughter (days) -3.88 -0.432 1.67
Maintenance Sub Index Maint. Sub Index -7.66
Live WT (kg) 25.00 -0.307 -7.66
Total Carbon Sub Index -2.78

* Based on an €80/tonne carbon price