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 32.36
Milk (kg) -576.00 -0.014 8.06
Fat (kg) -28.76 -0.375 10.77
Prot (kg) -30.64 -0.441 13.52
Fertility Sub Index 3.27
Calving Interval (days) -2.22 -1.459 3.24
Survival (%) 0.03 1.117 0.03
Calving Sub Index 0.80
Gestation Length (days) -0.87 -0.919 0.80
Beef Sub Index 0.56
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 1.88 -0.432 -0.81
Maintenance Sub Index Maint. Sub Index 2.48
Live WT (kg) -8.10 -0.307 2.48
Total Carbon Sub Index 39.47

* Based on an €80/tonne carbon price