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 -2.49
Milk (kg) 15.00 -0.014 -0.21
Fat (kg) 4.88 -0.375 -1.83
Prot (kg) 1.02 -0.441 -0.45
Fertility Sub Index 5.56
Calving Interval (days) -3.62 -1.459 5.28
Survival (%) 0.25 1.117 0.28
Calving Sub Index -0.26
Gestation Length (days) 0.28 -0.919 -0.26
Beef Sub Index 2.27
Carcass Weight (kg) -7.90 -0.528 4.17
Age of Slaughter (days) 4.40 -0.432 -1.90
Maintenance Sub Index Maint. Sub Index 1.90
Live WT (kg) -6.20 -0.307 1.90
Total Carbon Sub Index 6.98

* Based on an €80/tonne carbon price