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 6.69
Milk (kg) -56.00 -0.014 0.78
Fat (kg) -7.02 -0.375 2.63
Prot (kg) -7.43 -0.441 3.28
Fertility Sub Index -3.07
Calving Interval (days) 1.56 -1.459 -2.28
Survival (%) -0.71 1.117 -0.79
Calving Sub Index 0.04
Gestation Length (days) -0.04 -0.919 0.04
Beef Sub Index 1.50
Carcass Weight (kg) -5.00 -0.528 2.64
Age of Slaughter (days) 2.63 -0.432 -1.14
Maintenance Sub Index Maint. Sub Index -1.99
Live WT (kg) 6.50 -0.307 -1.99
Total Carbon Sub Index 3.18

* Based on an €80/tonne carbon price