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 5.07
Milk (kg) -268.00 -0.014 3.75
Fat (kg) 3.70 -0.375 -1.39
Prot (kg) -6.13 -0.441 2.71
Fertility Sub Index 6.84
Calving Interval (days) -3.93 -1.459 5.73
Survival (%) 0.99 1.117 1.11
Calving Sub Index 0.51
Gestation Length (days) -0.55 -0.919 0.51
Beef Sub Index 3.43
Carcass Weight (kg) -7.90 -0.528 4.17
Age of Slaughter (days) 1.70 -0.432 -0.73
Maintenance Sub Index Maint. Sub Index 4.81
Live WT (kg) -15.70 -0.307 4.81
Total Carbon Sub Index 20.66

* Based on an €80/tonne carbon price