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 21.23
Milk (kg) -429.00 -0.014 6.01
Fat (kg) -22.36 -0.375 8.38
Prot (kg) -15.51 -0.441 6.85
Fertility Sub Index -1.23
Calving Interval (days) -1.04 -1.459 1.52
Survival (%) -2.46 1.117 -2.75
Calving Sub Index -1.07
Gestation Length (days) 1.16 -0.919 -1.07
Beef Sub Index -5.56
Carcass Weight (kg) 6.40 -0.528 -3.38
Age of Slaughter (days) 5.05 -0.432 -2.18
Maintenance Sub Index Maint. Sub Index 1.50
Live WT (kg) -4.90 -0.307 1.50
Total Carbon Sub Index 14.88

* Based on an €80/tonne carbon price