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 4.31
Milk (kg) -45.00 -0.014 0.63
Fat (kg) -3.61 -0.375 1.35
Prot (kg) -5.28 -0.441 2.33
Fertility Sub Index 0.67
Calving Interval (days) -1.10 -1.459 1.60
Survival (%) -0.84 1.117 -0.94
Calving Sub Index -1.71
Gestation Length (days) 1.86 -0.919 -1.71
Beef Sub Index 3.45
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) -3.72 -0.432 1.61
Maintenance Sub Index Maint. Sub Index 5.33
Live WT (kg) -17.40 -0.307 5.33
Total Carbon Sub Index 12.06

* Based on an €80/tonne carbon price