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 18.09
Milk (kg) -295.00 -0.014 4.13
Fat (kg) -22.35 -0.375 8.37
Prot (kg) -12.66 -0.441 5.59
Fertility Sub Index 2.19
Calving Interval (days) -1.90 -1.459 2.77
Survival (%) -0.52 1.117 -0.58
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.56
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 0.90 -0.432 -0.39
Maintenance Sub Index Maint. Sub Index 5.33
Live WT (kg) -17.40 -0.307 5.33
Total Carbon Sub Index 30.88

* Based on an €80/tonne carbon price