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 6.80
Milk (kg) -104.00 -0.014 1.46
Fat (kg) -7.42 -0.375 2.78
Prot (kg) -5.80 -0.441 2.56
Fertility Sub Index 0.72
Calving Interval (days) 0.03 -1.459 -0.04
Survival (%) 0.68 1.117 0.76
Calving Sub Index -1.49
Gestation Length (days) 1.62 -0.919 -1.49
Beef Sub Index -2.25
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 8.52 -0.432 -3.68
Maintenance Sub Index Maint. Sub Index 6.53
Live WT (kg) -21.30 -0.307 6.53
Total Carbon Sub Index 10.30

* Based on an €80/tonne carbon price