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 8.67
Milk (kg) -275.00 -0.014 3.85
Fat (kg) -5.68 -0.375 2.13
Prot (kg) -6.09 -0.441 2.69
Fertility Sub Index 4.26
Calving Interval (days) -3.43 -1.459 5.00
Survival (%) -0.67 1.117 -0.75
Calving Sub Index -0.37
Gestation Length (days) 0.40 -0.919 -0.37
Beef Sub Index -0.52
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 4.51 -0.432 -1.95
Maintenance Sub Index Maint. Sub Index 6.71
Live WT (kg) -21.90 -0.307 6.71
Total Carbon Sub Index 18.75

* Based on an €80/tonne carbon price