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 16.02
Milk (kg) -629.00 -0.014 8.81
Fat (kg) -1.50 -0.375 0.56
Prot (kg) -15.08 -0.441 6.66
Fertility Sub Index -1.02
Calving Interval (days) 1.02 -1.459 -1.49
Survival (%) 0.42 1.117 0.47
Calving Sub Index 1.29
Gestation Length (days) -1.40 -0.919 1.29
Beef Sub Index 2.91
Carcass Weight (kg) -12.00 -0.528 6.33
Age of Slaughter (days) 7.93 -0.432 -3.42
Maintenance Sub Index Maint. Sub Index 10.64
Live WT (kg) -34.70 -0.307 10.64
Total Carbon Sub Index 29.83

* Based on an €80/tonne carbon price