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 -4.65
Milk (kg) -132.00 -0.014 1.85
Fat (kg) 10.46 -0.375 -3.92
Prot (kg) 5.85 -0.441 -2.58
Fertility Sub Index 1.98
Calving Interval (days) -1.12 -1.459 1.63
Survival (%) 0.31 1.117 0.35
Calving Sub Index 2.58
Gestation Length (days) -2.81 -0.919 2.58
Beef Sub Index 2.17
Carcass Weight (kg) -9.10 -0.528 4.80
Age of Slaughter (days) 6.10 -0.432 -2.63
Maintenance Sub Index Maint. Sub Index 4.60
Live WT (kg) -15.00 -0.307 4.60
Total Carbon Sub Index 6.68

* Based on an €80/tonne carbon price