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 10.11
Milk (kg) -236.00 -0.014 3.30
Fat (kg) -8.06 -0.375 3.02
Prot (kg) -8.59 -0.441 3.79
Fertility Sub Index -5.22
Calving Interval (days) 4.06 -1.459 -5.92
Survival (%) 0.63 1.117 0.70
Calving Sub Index -1.94
Gestation Length (days) 2.11 -0.919 -1.94
Beef Sub Index -0.66
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 4.58 -0.432 -1.98
Maintenance Sub Index Maint. Sub Index 2.70
Live WT (kg) -8.80 -0.307 2.70
Total Carbon Sub Index 4.99

* Based on an €80/tonne carbon price