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 17.09
Milk (kg) -357.00 -0.014 5.00
Fat (kg) -15.16 -0.375 5.68
Prot (kg) -14.54 -0.441 6.42
Fertility Sub Index 9.70
Calving Interval (days) -6.01 -1.459 8.77
Survival (%) 0.83 1.117 0.93
Calving Sub Index 0.13
Gestation Length (days) -0.14 -0.919 0.13
Beef Sub Index 1.51
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 0.78 -0.432 -0.34
Maintenance Sub Index Maint. Sub Index 4.48
Live WT (kg) -14.60 -0.307 4.48
Total Carbon Sub Index 32.91

* Based on an €80/tonne carbon price