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 2.09
Milk (kg) -53.00 -0.014 0.74
Fat (kg) -1.47 -0.375 0.55
Prot (kg) -1.80 -0.441 0.79
Fertility Sub Index -1.45
Calving Interval (days) 1.13 -1.459 -1.65
Survival (%) 0.18 1.117 0.20
Calving Sub Index 0.74
Gestation Length (days) -0.80 -0.919 0.74
Beef Sub Index -1.92
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 8.72 -0.432 -3.76
Maintenance Sub Index Maint. Sub Index 7.02
Live WT (kg) -22.90 -0.307 7.02
Total Carbon Sub Index 6.47

* Based on an €80/tonne carbon price