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 17.85
Milk (kg) -357.00 -0.014 5.00
Fat (kg) -15.87 -0.375 5.94
Prot (kg) -15.66 -0.441 6.91
Fertility Sub Index 1.25
Calving Interval (days) -0.64 -1.459 0.93
Survival (%) 0.28 1.117 0.31
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.45
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 1.41 -0.432 -0.61
Maintenance Sub Index Maint. Sub Index 2.42
Live WT (kg) -7.90 -0.307 2.42
Total Carbon Sub Index 21.50

* Based on an €80/tonne carbon price