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 1.48
Milk (kg) -33.00 -0.014 0.46
Fat (kg) -1.26 -0.375 0.47
Prot (kg) -1.24 -0.441 0.55
Fertility Sub Index -1.57
Calving Interval (days) 1.19 -1.459 -1.74
Survival (%) 0.15 1.117 0.17
Calving Sub Index 0.70
Gestation Length (days) -0.76 -0.919 0.70
Beef Sub Index -2.18
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 8.96 -0.432 -3.87
Maintenance Sub Index Maint. Sub Index 6.81
Live WT (kg) -22.20 -0.307 6.81
Total Carbon Sub Index 5.24

* Based on an €80/tonne carbon price