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 6.43
Milk (kg) 2.00 -0.014 -0.03
Fat (kg) -12.93 -0.375 4.84
Prot (kg) -3.65 -0.441 1.61
Fertility Sub Index 1.80
Calving Interval (days) -0.63 -1.459 0.92
Survival (%) 0.79 1.117 0.88
Calving Sub Index -1.53
Gestation Length (days) 1.66 -0.919 -1.53
Beef Sub Index -3.93
Carcass Weight (kg) 10.60 -0.528 -5.59
Age of Slaughter (days) -3.84 -0.432 1.66
Maintenance Sub Index Maint. Sub Index -6.28
Live WT (kg) 20.50 -0.307 -6.28
Total Carbon Sub Index -3.51

* Based on an €80/tonne carbon price