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 6.25
Milk (kg) -158.00 -0.014 2.21
Fat (kg) -4.41 -0.375 1.65
Prot (kg) -5.40 -0.441 2.38
Fertility Sub Index -1.00
Calving Interval (days) 0.91 -1.459 -1.33
Survival (%) 0.29 1.117 0.32
Calving Sub Index 0.84
Gestation Length (days) -0.91 -0.919 0.84
Beef Sub Index -0.78
Carcass Weight (kg) -4.90 -0.528 2.58
Age of Slaughter (days) 7.80 -0.432 -3.37
Maintenance Sub Index Maint. Sub Index 7.76
Live WT (kg) -25.30 -0.307 7.76
Total Carbon Sub Index 13.06

* Based on an €80/tonne carbon price