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 4.03
Milk (kg) -38.00 -0.014 0.53
Fat (kg) -3.26 -0.375 1.22
Prot (kg) -5.17 -0.441 2.28
Fertility Sub Index -2.86
Calving Interval (days) 2.98 -1.459 -4.35
Survival (%) 1.33 1.117 1.49
Calving Sub Index -2.60
Gestation Length (days) 2.83 -0.919 -2.60
Beef Sub Index -0.35
Carcass Weight (kg) 1.90 -0.528 -1.00
Age of Slaughter (days) -1.52 -0.432 0.66
Maintenance Sub Index Maint. Sub Index 3.49
Live WT (kg) -11.40 -0.307 3.49
Total Carbon Sub Index 1.72

* Based on an €80/tonne carbon price