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 2.01
Milk (kg) -27.00 -0.014 0.38
Fat (kg) -1.86 -0.375 0.70
Prot (kg) -2.12 -0.441 0.94
Fertility Sub Index 7.00
Calving Interval (days) -3.64 -1.459 5.31
Survival (%) 1.51 1.117 1.69
Calving Sub Index -0.30
Gestation Length (days) 0.33 -0.919 -0.30
Beef Sub Index -0.06
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 1.98 -0.432 -0.85
Maintenance Sub Index Maint. Sub Index 2.24
Live WT (kg) -7.30 -0.307 2.24
Total Carbon Sub Index 10.87

* Based on an €80/tonne carbon price