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 7.91
Milk (kg) -211.00 -0.014 2.95
Fat (kg) -4.91 -0.375 1.84
Prot (kg) -7.06 -0.441 3.12
Fertility Sub Index -0.80
Calving Interval (days) 0.61 -1.459 -0.89
Survival (%) 0.08 1.117 0.09
Calving Sub Index 0.70
Gestation Length (days) -0.76 -0.919 0.70
Beef Sub Index -1.65
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 7.37 -0.432 -3.18
Maintenance Sub Index Maint. Sub Index 6.71
Live WT (kg) -21.90 -0.307 6.71
Total Carbon Sub Index 12.88

* Based on an €80/tonne carbon price