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 8.30
Milk (kg) -414.00 -0.014 5.80
Fat (kg) 0.99 -0.375 -0.37
Prot (kg) -6.52 -0.441 2.88
Fertility Sub Index 3.99
Calving Interval (days) -1.51 -1.459 2.20
Survival (%) 1.60 1.117 1.79
Calving Sub Index 0.76
Gestation Length (days) -0.83 -0.919 0.76
Beef Sub Index -1.80
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 8.69 -0.432 -3.75
Maintenance Sub Index Maint. Sub Index 7.60
Live WT (kg) -24.80 -0.307 7.60
Total Carbon Sub Index 18.86

* Based on an €80/tonne carbon price