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 15.27
Milk (kg) -257.00 -0.014 3.60
Fat (kg) -15.03 -0.375 5.63
Prot (kg) -13.69 -0.441 6.04
Fertility Sub Index 7.19
Calving Interval (days) -4.42 -1.459 6.45
Survival (%) 0.66 1.117 0.74
Calving Sub Index 1.54
Gestation Length (days) -1.67 -0.919 1.54
Beef Sub Index 1.57
Carcass Weight (kg) -7.30 -0.528 3.85
Age of Slaughter (days) 5.28 -0.432 -2.28
Maintenance Sub Index Maint. Sub Index 8.68
Live WT (kg) -28.30 -0.307 8.68
Total Carbon Sub Index 34.24

* Based on an €80/tonne carbon price