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 -5.90
Milk (kg) -36.00 -0.014 0.50
Fat (kg) 9.25 -0.375 -3.46
Prot (kg) 6.65 -0.441 -2.94
Fertility Sub Index 5.21
Calving Interval (days) -2.79 -1.459 4.07
Survival (%) 1.02 1.117 1.14
Calving Sub Index 2.05
Gestation Length (days) -2.23 -0.919 2.05
Beef Sub Index 3.82
Carcass Weight (kg) -10.50 -0.528 5.54
Age of Slaughter (days) 3.98 -0.432 -1.72
Maintenance Sub Index Maint. Sub Index 2.45
Live WT (kg) -8.00 -0.307 2.45
Total Carbon Sub Index 7.64

* Based on an €80/tonne carbon price