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 12.02
Milk (kg) -307.00 -0.014 4.30
Fat (kg) -8.44 -0.375 3.16
Prot (kg) -10.34 -0.441 4.56
Fertility Sub Index 3.78
Calving Interval (days) -2.53 -1.459 3.69
Survival (%) 0.08 1.117 0.09
Calving Sub Index 1.94
Gestation Length (days) -2.11 -0.919 1.94
Beef Sub Index 3.02
Carcass Weight (kg) -7.90 -0.528 4.17
Age of Slaughter (days) 2.66 -0.432 -1.15
Maintenance Sub Index Maint. Sub Index 6.65
Live WT (kg) -21.70 -0.307 6.65
Total Carbon Sub Index 27.42

* Based on an €80/tonne carbon price