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 8.74
Milk (kg) -93.00 -0.014 1.30
Fat (kg) -13.43 -0.375 5.03
Prot (kg) -5.45 -0.441 2.41
Fertility Sub Index -14.19
Calving Interval (days) 7.51 -1.459 -10.96
Survival (%) -2.89 1.117 -3.23
Calving Sub Index 1.08
Gestation Length (days) -1.17 -0.919 1.08
Beef Sub Index -0.57
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 3.53 -0.432 -1.52
Maintenance Sub Index Maint. Sub Index -1.87
Live WT (kg) 6.10 -0.307 -1.87
Total Carbon Sub Index -6.82

* Based on an €80/tonne carbon price