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 -4.46
Milk (kg) 163.00 -0.014 -2.28
Fat (kg) 1.83 -0.375 -0.69
Prot (kg) 3.39 -0.441 -1.50
Fertility Sub Index -12.41
Calving Interval (days) 6.47 -1.459 -9.44
Survival (%) -2.66 1.117 -2.97
Calving Sub Index 1.87
Gestation Length (days) -2.03 -0.919 1.87
Beef Sub Index 0.82
Carcass Weight (kg) -5.30 -0.528 2.80
Age of Slaughter (days) 4.57 -0.432 -1.97
Maintenance Sub Index Maint. Sub Index 3.31
Live WT (kg) -10.80 -0.307 3.31
Total Carbon Sub Index -10.88

* Based on an €80/tonne carbon price