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 16.31
Milk (kg) -350.00 -0.014 4.90
Fat (kg) -17.47 -0.375 6.54
Prot (kg) -11.02 -0.441 4.86
Fertility Sub Index 7.94
Calving Interval (days) -4.23 -1.459 6.17
Survival (%) 1.58 1.117 1.77
Calving Sub Index -1.18
Gestation Length (days) 1.28 -0.919 -1.18
Beef Sub Index -3.92
Carcass Weight (kg) 5.90 -0.528 -3.11
Age of Slaughter (days) 1.86 -0.432 -0.80
Maintenance Sub Index Maint. Sub Index 0.89
Live WT (kg) -2.90 -0.307 0.89
Total Carbon Sub Index 20.05

* Based on an €80/tonne carbon price