Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index -11.30
Milk (kg) -15.00 -0.014 0.21
Fat (kg) 15.73 -0.375 -5.89
Prot (kg) 12.73 -0.441 -5.62
Fertility Sub Index 14.69
Calving Interval (days) -7.13 -1.459 10.40
Survival (%) 3.84 1.117 4.29
Calving Sub Index 3.81
Gestation Length (days) -4.15 -0.919 3.81
Beef Sub Index 1.86
Carcass Weight (kg) -9.10 -0.528 4.80
Age of Slaughter (days) 6.82 -0.432 -2.94
Maintenance Sub Index Maint. Sub Index 0.61
Live WT (kg) -2.00 -0.307 0.61
Total Carbon Sub Index 9.67

* Based on an €80/tonne carbon price