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 8.17
Milk (kg) -174.00 -0.014 2.44
Fat (kg) -7.73 -0.375 2.90
Prot (kg) -6.44 -0.441 2.84
Fertility Sub Index 1.71
Calving Interval (days) -0.52 -1.459 0.76
Survival (%) 0.85 1.117 0.95
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.29
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 1.04 -0.432 -0.45
Maintenance Sub Index Maint. Sub Index 5.21
Live WT (kg) -17.00 -0.307 5.21
Total Carbon Sub Index 20.08

* Based on an €80/tonne carbon price