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 24.68
Milk (kg) -640.00 -0.014 8.96
Fat (kg) -20.19 -0.375 7.56
Prot (kg) -18.48 -0.441 8.16
Fertility Sub Index 8.60
Calving Interval (days) -4.95 -1.459 7.22
Survival (%) 1.23 1.117 1.37
Calving Sub Index 1.31
Gestation Length (days) -1.43 -0.919 1.31
Beef Sub Index 2.77
Carcass Weight (kg) -5.70 -0.528 3.01
Age of Slaughter (days) 0.54 -0.432 -0.23
Maintenance Sub Index Maint. Sub Index 4.41
Live WT (kg) -14.40 -0.307 4.41
Total Carbon Sub Index 41.78

* Based on an €80/tonne carbon price