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 4.00
Milk (kg) -146.00 -0.014 2.04
Fat (kg) 0.36 -0.375 -0.13
Prot (kg) -4.73 -0.441 2.09
Fertility Sub Index -0.37
Calving Interval (days) -0.40 -1.459 0.58
Survival (%) -0.85 1.117 -0.95
Calving Sub Index 3.00
Gestation Length (days) -3.26 -0.919 3.00
Beef Sub Index -0.78
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 5.11 -0.432 -2.21
Maintenance Sub Index Maint. Sub Index 1.01
Live WT (kg) -3.30 -0.307 1.01
Total Carbon Sub Index 6.86

* Based on an €80/tonne carbon price