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 15.80
Milk (kg) -321.00 -0.014 4.49
Fat (kg) -13.80 -0.375 5.17
Prot (kg) -13.91 -0.441 6.14
Fertility Sub Index 1.40
Calving Interval (days) -1.18 -1.459 1.72
Survival (%) -0.29 1.117 -0.32
Calving Sub Index 0.72
Gestation Length (days) -0.78 -0.919 0.72
Beef Sub Index 0.38
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 1.92 -0.432 -0.83
Maintenance Sub Index Maint. Sub Index 2.88
Live WT (kg) -9.40 -0.307 2.88
Total Carbon Sub Index 21.18

* Based on an €80/tonne carbon price