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 5.88
Milk (kg) -36.00 -0.014 0.50
Fat (kg) -12.63 -0.375 4.73
Prot (kg) -1.46 -0.441 0.64
Fertility Sub Index 9.29
Calving Interval (days) -5.29 -1.459 7.72
Survival (%) 1.41 1.117 1.58
Calving Sub Index 1.31
Gestation Length (days) -1.42 -0.919 1.31
Beef Sub Index 0.53
Carcass Weight (kg) -5.10 -0.528 2.69
Age of Slaughter (days) 5.00 -0.432 -2.16
Maintenance Sub Index Maint. Sub Index 4.60
Live WT (kg) -15.00 -0.307 4.60
Total Carbon Sub Index 21.61

* Based on an €80/tonne carbon price