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 -6.23
Milk (kg) -31.00 -0.014 0.43
Fat (kg) 13.73 -0.375 -5.14
Prot (kg) 3.44 -0.441 -1.52
Fertility Sub Index 10.50
Calving Interval (days) -6.43 -1.459 9.38
Survival (%) 1.00 1.117 1.12
Calving Sub Index 4.83
Gestation Length (days) -5.26 -0.919 4.83
Beef Sub Index 0.09
Carcass Weight (kg) -7.40 -0.528 3.90
Age of Slaughter (days) 8.84 -0.432 -3.82
Maintenance Sub Index Maint. Sub Index 0.31
Live WT (kg) -1.00 -0.307 0.31
Total Carbon Sub Index 9.50

* Based on an €80/tonne carbon price