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 21.15
Milk (kg) -421.00 -0.014 5.89
Fat (kg) -15.58 -0.375 5.84
Prot (kg) -21.34 -0.441 9.42
Fertility Sub Index 1.31
Calving Interval (days) -1.42 -1.459 2.07
Survival (%) -0.68 1.117 -0.76
Calving Sub Index 0.62
Gestation Length (days) -0.67 -0.919 0.62
Beef Sub Index 3.18
Carcass Weight (kg) -5.70 -0.528 3.01
Age of Slaughter (days) -0.40 -0.432 0.17
Maintenance Sub Index Maint. Sub Index 3.74
Live WT (kg) -12.20 -0.307 3.74
Total Carbon Sub Index 29.99

* Based on an €80/tonne carbon price