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 7.20
Milk (kg) -153.00 -0.014 2.14
Fat (kg) -6.61 -0.375 2.48
Prot (kg) -5.85 -0.441 2.58
Fertility Sub Index 1.45
Calving Interval (days) -1.39 -1.459 2.03
Survival (%) -0.52 1.117 -0.58
Calving Sub Index 0.72
Gestation Length (days) -0.78 -0.919 0.72
Beef Sub Index 1.24
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 0.43 -0.432 -0.19
Maintenance Sub Index Maint. Sub Index 3.28
Live WT (kg) -10.70 -0.307 3.28
Total Carbon Sub Index 13.88

* Based on an €80/tonne carbon price