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 -5.64
Milk (kg) 235.00 -0.014 -3.29
Fat (kg) 2.86 -0.375 -1.07
Prot (kg) 2.89 -0.441 -1.28
Fertility Sub Index -10.68
Calving Interval (days) 4.62 -1.459 -6.74
Survival (%) -3.53 1.117 -3.94
Calving Sub Index -0.03
Gestation Length (days) 0.03 -0.919 -0.03
Beef Sub Index -0.92
Carcass Weight (kg) 2.50 -0.528 -1.32
Age of Slaughter (days) -0.92 -0.432 0.40
Maintenance Sub Index Maint. Sub Index 1.47
Live WT (kg) -4.80 -0.307 1.47
Total Carbon Sub Index -15.80

* Based on an €80/tonne carbon price