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 20.29
Milk (kg) -489.00 -0.014 6.85
Fat (kg) -18.09 -0.375 6.78
Prot (kg) -15.11 -0.441 6.67
Fertility Sub Index 8.95
Calving Interval (days) -3.50 -1.459 5.11
Survival (%) 3.44 1.117 3.84
Calving Sub Index -1.38
Gestation Length (days) 1.50 -0.919 -1.38
Beef Sub Index 0.41
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 2.10 -0.432 -0.91
Maintenance Sub Index Maint. Sub Index 7.94
Live WT (kg) -25.90 -0.307 7.94
Total Carbon Sub Index 36.22

* Based on an €80/tonne carbon price