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 -3.85
Milk (kg) 20.00 -0.014 -0.28
Fat (kg) 4.82 -0.375 -1.81
Prot (kg) 3.99 -0.441 -1.76
Fertility Sub Index -1.97
Calving Interval (days) 1.64 -1.459 -2.39
Survival (%) 0.38 1.117 0.42
Calving Sub Index 2.49
Gestation Length (days) -2.71 -0.919 2.49
Beef Sub Index -0.53
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 5.74 -0.432 -2.48
Maintenance Sub Index Maint. Sub Index 0.61
Live WT (kg) -2.00 -0.307 0.61
Total Carbon Sub Index -3.23

* Based on an €80/tonne carbon price