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 14.75
Milk (kg) -256.00 -0.014 3.58
Fat (kg) -13.93 -0.375 5.22
Prot (kg) -13.47 -0.441 5.95
Fertility Sub Index 3.38
Calving Interval (days) -1.74 -1.459 2.54
Survival (%) 0.75 1.117 0.84
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.38
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 1.69 -0.432 -0.73
Maintenance Sub Index Maint. Sub Index 3.95
Live WT (kg) -12.90 -0.307 3.95
Total Carbon Sub Index 26.15

* Based on an €80/tonne carbon price