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 8.63
Milk (kg) -288.00 -0.014 4.03
Fat (kg) -3.82 -0.375 1.43
Prot (kg) -7.18 -0.441 3.17
Fertility Sub Index 3.39
Calving Interval (days) -2.15 -1.459 3.14
Survival (%) 0.23 1.117 0.26
Calving Sub Index 0.31
Gestation Length (days) -0.34 -0.919 0.31
Beef Sub Index 0.43
Carcass Weight (kg) 0.10 -0.528 -0.05
Age of Slaughter (days) -1.11 -0.432 0.48
Maintenance Sub Index Maint. Sub Index 5.52
Live WT (kg) -18.00 -0.307 5.52
Total Carbon Sub Index 18.28

* Based on an €80/tonne carbon price