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 -1.85
Milk (kg) 1.00 -0.014 -0.01
Fat (kg) 4.27 -0.375 -1.60
Prot (kg) 0.53 -0.441 -0.23
Fertility Sub Index -2.50
Calving Interval (days) 2.13 -1.459 -3.11
Survival (%) 0.54 1.117 0.60
Calving Sub Index 3.55
Gestation Length (days) -3.86 -0.919 3.55
Beef Sub Index 2.50
Carcass Weight (kg) -9.70 -0.528 5.12
Age of Slaughter (days) 6.07 -0.432 -2.62
Maintenance Sub Index Maint. Sub Index 8.74
Live WT (kg) -28.50 -0.307 8.74
Total Carbon Sub Index 10.43

* Based on an €80/tonne carbon price