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 14.26
Milk (kg) -277.00 -0.014 3.88
Fat (kg) -14.44 -0.375 5.41
Prot (kg) -11.27 -0.441 4.97
Fertility Sub Index 5.12
Calving Interval (days) -2.50 -1.459 3.65
Survival (%) 1.32 1.117 1.47
Calving Sub Index -1.47
Gestation Length (days) 1.60 -0.919 -1.47
Beef Sub Index -2.94
Carcass Weight (kg) 1.80 -0.528 -0.95
Age of Slaughter (days) 4.62 -0.432 -1.99
Maintenance Sub Index Maint. Sub Index 3.00
Live WT (kg) -9.80 -0.307 3.00
Total Carbon Sub Index 17.97

* Based on an €80/tonne carbon price