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 22.72
Milk (kg) -422.00 -0.014 5.91
Fat (kg) -22.00 -0.375 8.24
Prot (kg) -19.41 -0.441 8.57
Fertility Sub Index 2.24
Calving Interval (days) -2.01 -1.459 2.93
Survival (%) -0.62 1.117 -0.69
Calving Sub Index 1.06
Gestation Length (days) -1.15 -0.919 1.06
Beef Sub Index 1.85
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) 0.35 -0.432 -0.15
Maintenance Sub Index Maint. Sub Index 4.66
Live WT (kg) -15.20 -0.307 4.66
Total Carbon Sub Index 32.52

* Based on an €80/tonne carbon price