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 18.08
Milk (kg) -298.00 -0.014 4.17
Fat (kg) -19.68 -0.375 7.37
Prot (kg) -14.82 -0.441 6.54
Fertility Sub Index 1.60
Calving Interval (days) -0.98 -1.459 1.43
Survival (%) 0.15 1.117 0.17
Calving Sub Index -1.94
Gestation Length (days) 2.11 -0.919 -1.94
Beef Sub Index -3.80
Carcass Weight (kg) 1.80 -0.528 -0.95
Age of Slaughter (days) 6.61 -0.432 -2.85
Maintenance Sub Index Maint. Sub Index 3.53
Live WT (kg) -11.50 -0.307 3.53
Total Carbon Sub Index 17.46

* Based on an €80/tonne carbon price