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 -7.91
Milk (kg) 175.00 -0.014 -2.45
Fat (kg) 5.03 -0.375 -1.88
Prot (kg) 8.11 -0.441 -3.58
Fertility Sub Index 5.45
Calving Interval (days) -2.94 -1.459 4.29
Survival (%) 1.04 1.117 1.16
Calving Sub Index 2.64
Gestation Length (days) -2.87 -0.919 2.64
Beef Sub Index 2.85
Carcass Weight (kg) -7.50 -0.528 3.96
Age of Slaughter (days) 2.56 -0.432 -1.11
Maintenance Sub Index Maint. Sub Index 3.65
Live WT (kg) -11.90 -0.307 3.65
Total Carbon Sub Index 6.68

* Based on an €80/tonne carbon price