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 22.76
Milk (kg) -392.00 -0.014 5.49
Fat (kg) -22.30 -0.375 8.35
Prot (kg) -20.21 -0.441 8.92
Fertility Sub Index 0.30
Calving Interval (days) 0.26 -1.459 -0.38
Survival (%) 0.61 1.117 0.68
Calving Sub Index -0.06
Gestation Length (days) 0.06 -0.919 -0.06
Beef Sub Index 2.15
Carcass Weight (kg) -7.10 -0.528 3.75
Age of Slaughter (days) 3.70 -0.432 -1.60
Maintenance Sub Index Maint. Sub Index 7.85
Live WT (kg) -25.60 -0.307 7.85
Total Carbon Sub Index 33.00

* Based on an €80/tonne carbon price