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 2.07
Milk (kg) -81.00 -0.014 1.13
Fat (kg) -0.84 -0.375 0.31
Prot (kg) -1.41 -0.441 0.62
Fertility Sub Index -0.59
Calving Interval (days) 0.42 -1.459 -0.61
Survival (%) 0.02 1.117 0.02
Calving Sub Index 1.63
Gestation Length (days) -1.77 -0.919 1.63
Beef Sub Index -1.66
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 5.92 -0.432 -2.56
Maintenance Sub Index Maint. Sub Index 3.53
Live WT (kg) -11.50 -0.307 3.53
Total Carbon Sub Index 4.97

* Based on an €80/tonne carbon price