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 3.07
Milk (kg) -229.00 -0.014 3.21
Fat (kg) 3.27 -0.375 -1.22
Prot (kg) -2.46 -0.441 1.09
Fertility Sub Index 6.85
Calving Interval (days) -3.40 -1.459 4.96
Survival (%) 1.69 1.117 1.89
Calving Sub Index 0.50
Gestation Length (days) -0.54 -0.919 0.50
Beef Sub Index 1.16
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) 2.33 -0.432 -1.01
Maintenance Sub Index Maint. Sub Index 2.97
Live WT (kg) -9.70 -0.307 2.97
Total Carbon Sub Index 14.55

* Based on an €80/tonne carbon price