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 1.95
Milk (kg) -87.00 -0.014 1.22
Fat (kg) -0.34 -0.375 0.13
Prot (kg) -1.37 -0.441 0.60
Fertility Sub Index 0.47
Calving Interval (days) 1.28 -1.459 -1.87
Survival (%) 2.09 1.117 2.33
Calving Sub Index -1.55
Gestation Length (days) 1.69 -0.919 -1.55
Beef Sub Index -1.29
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 4.57 -0.432 -1.97
Maintenance Sub Index Maint. Sub Index 2.88
Live WT (kg) -9.40 -0.307 2.88
Total Carbon Sub Index 2.46

* Based on an €80/tonne carbon price