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 4.84
Milk (kg) -57.00 -0.014 0.80
Fat (kg) -3.51 -0.375 1.31
Prot (kg) -6.18 -0.441 2.73
Fertility Sub Index 2.44
Calving Interval (days) -1.29 -1.459 1.88
Survival (%) 0.50 1.117 0.56
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.33
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 4.67 -0.432 -2.02
Maintenance Sub Index Maint. Sub Index 0.92
Live WT (kg) -3.00 -0.307 0.92
Total Carbon Sub Index 7.40

* Based on an €80/tonne carbon price