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 -12.75
Milk (kg) 91.00 -0.014 -1.27
Fat (kg) 18.02 -0.375 -6.75
Prot (kg) 10.70 -0.441 -4.72
Fertility Sub Index 3.06
Calving Interval (days) -1.67 -1.459 2.44
Survival (%) 0.56 1.117 0.63
Calving Sub Index 1.13
Gestation Length (days) -1.23 -0.919 1.13
Beef Sub Index -0.09
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 4.48 -0.432 -1.93
Maintenance Sub Index Maint. Sub Index 0.09
Live WT (kg) -0.30 -0.307 0.09
Total Carbon Sub Index -8.55

* Based on an €80/tonne carbon price