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 13.88
Milk (kg) -221.00 -0.014 3.09
Fat (kg) -16.13 -0.375 6.04
Prot (kg) -10.75 -0.441 4.74
Fertility Sub Index 2.38
Calving Interval (days) -2.31 -1.459 3.37
Survival (%) -0.89 1.117 -0.99
Calving Sub Index 0.96
Gestation Length (days) -1.04 -0.919 0.96
Beef Sub Index 2.55
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) -1.14 -0.432 0.49
Maintenance Sub Index Maint. Sub Index 1.35
Live WT (kg) -4.40 -0.307 1.35
Total Carbon Sub Index 21.12

* Based on an €80/tonne carbon price