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 34.08
Milk (kg) -1188.00 -0.014 16.63
Fat (kg) -15.14 -0.375 5.67
Prot (kg) -26.69 -0.441 11.78
Fertility Sub Index -1.37
Calving Interval (days) 1.17 -1.459 -1.71
Survival (%) 0.30 1.117 0.34
Calving Sub Index 0.63
Gestation Length (days) -0.69 -0.919 0.63
Beef Sub Index -1.01
Carcass Weight (kg) -5.50 -0.528 2.90
Age of Slaughter (days) 9.06 -0.432 -3.91
Maintenance Sub Index Maint. Sub Index 8.28
Live WT (kg) -27.00 -0.307 8.28
Total Carbon Sub Index 40.61

* Based on an €80/tonne carbon price