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 6.78
Milk (kg) -172.00 -0.014 2.41
Fat (kg) -7.50 -0.375 2.81
Prot (kg) -3.55 -0.441 1.57
Fertility Sub Index -7.81
Calving Interval (days) 4.06 -1.459 -5.92
Survival (%) -1.69 1.117 -1.89
Calving Sub Index 0.47
Gestation Length (days) -0.51 -0.919 0.47
Beef Sub Index -0.59
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) 2.59 -0.432 -1.12
Maintenance Sub Index Maint. Sub Index -1.13
Live WT (kg) 3.70 -0.307 -1.13
Total Carbon Sub Index -2.28

* Based on an €80/tonne carbon price