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 4.03
Milk (kg) -124.00 -0.014 1.74
Fat (kg) -1.80 -0.375 0.67
Prot (kg) -3.68 -0.441 1.62
Fertility Sub Index 8.51
Calving Interval (days) -5.02 -1.459 7.32
Survival (%) 1.06 1.117 1.18
Calving Sub Index -0.38
Gestation Length (days) 0.41 -0.919 -0.38
Beef Sub Index 1.03
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 1.15 -0.432 -0.50
Maintenance Sub Index Maint. Sub Index 3.56
Live WT (kg) -11.60 -0.307 3.56
Total Carbon Sub Index 16.75

* Based on an €80/tonne carbon price