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 21.48
Milk (kg) -333.00 -0.014 4.66
Fat (kg) -23.66 -0.375 8.86
Prot (kg) -18.03 -0.441 7.96
Fertility Sub Index 2.42
Calving Interval (days) -1.24 -1.459 1.81
Survival (%) 0.55 1.117 0.61
Calving Sub Index -1.56
Gestation Length (days) 1.70 -0.919 -1.56
Beef Sub Index -2.07
Carcass Weight (kg) 0.80 -0.528 -0.42
Age of Slaughter (days) 3.82 -0.432 -1.65
Maintenance Sub Index Maint. Sub Index 5.09
Live WT (kg) -16.60 -0.307 5.09
Total Carbon Sub Index 25.37

* Based on an €80/tonne carbon price