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 -6.07
Milk (kg) 76.00 -0.014 -1.06
Fat (kg) 6.97 -0.375 -2.61
Prot (kg) 5.43 -0.441 -2.40
Fertility Sub Index 6.71
Calving Interval (days) -3.05 -1.459 4.45
Survival (%) 2.02 1.117 2.26
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.41
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 0.27 -0.432 -0.12
Maintenance Sub Index Maint. Sub Index 3.68
Live WT (kg) -12.00 -0.307 3.68
Total Carbon Sub Index 9.53

* Based on an €80/tonne carbon price