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 13.05
Milk (kg) -334.00 -0.014 4.68
Fat (kg) -12.46 -0.375 4.67
Prot (kg) -8.41 -0.441 3.71
Fertility Sub Index 9.96
Calving Interval (days) -5.03 -1.459 7.34
Survival (%) 2.35 1.117 2.63
Calving Sub Index -2.22
Gestation Length (days) 2.42 -0.919 -2.22
Beef Sub Index -1.61
Carcass Weight (kg) 0.90 -0.528 -0.47
Age of Slaughter (days) 2.63 -0.432 -1.14
Maintenance Sub Index Maint. Sub Index 4.14
Live WT (kg) -13.50 -0.307 4.14
Total Carbon Sub Index 23.32

* Based on an €80/tonne carbon price