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 4.76
Milk (kg) -52.00 -0.014 0.73
Fat (kg) -5.92 -0.375 2.22
Prot (kg) -4.11 -0.441 1.81
Fertility Sub Index -2.65
Calving Interval (days) 2.55 -1.459 -3.72
Survival (%) 0.96 1.117 1.07
Calving Sub Index 0.81
Gestation Length (days) -0.88 -0.919 0.81
Beef Sub Index -0.67
Carcass Weight (kg) 2.80 -0.528 -1.48
Age of Slaughter (days) -1.86 -0.432 0.80
Maintenance Sub Index Maint. Sub Index 6.04
Live WT (kg) -19.70 -0.307 6.04
Total Carbon Sub Index 8.28

* Based on an €80/tonne carbon price