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 8.59
Milk (kg) -202.00 -0.014 2.83
Fat (kg) -7.14 -0.375 2.67
Prot (kg) -7.00 -0.441 3.09
Fertility Sub Index -5.08
Calving Interval (days) 2.17 -1.459 -3.17
Survival (%) -1.71 1.117 -1.91
Calving Sub Index 0.86
Gestation Length (days) -0.94 -0.919 0.86
Beef Sub Index 1.22
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 1.46 -0.432 -0.63
Maintenance Sub Index Maint. Sub Index 2.70
Live WT (kg) -8.80 -0.307 2.70
Total Carbon Sub Index 8.29

* Based on an €80/tonne carbon price