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 17.73
Milk (kg) -278.00 -0.014 3.89
Fat (kg) -17.45 -0.375 6.54
Prot (kg) -16.55 -0.441 7.30
Fertility Sub Index 4.60
Calving Interval (days) -3.61 -1.459 5.27
Survival (%) -0.60 1.117 -0.67
Calving Sub Index 1.12
Gestation Length (days) -1.22 -0.919 1.12
Beef Sub Index 1.70
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) -2.11 -0.432 0.91
Maintenance Sub Index Maint. Sub Index 5.43
Live WT (kg) -17.70 -0.307 5.43
Total Carbon Sub Index 30.58

* Based on an €80/tonne carbon price