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 8.47
Milk (kg) -176.00 -0.014 2.46
Fat (kg) -7.97 -0.375 2.99
Prot (kg) -6.84 -0.441 3.02
Fertility Sub Index 17.35
Calving Interval (days) -10.35 -1.459 15.10
Survival (%) 2.01 1.117 2.25
Calving Sub Index -1.31
Gestation Length (days) 1.43 -0.919 -1.31
Beef Sub Index 1.88
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) -0.70 -0.432 0.30
Maintenance Sub Index Maint. Sub Index 4.69
Live WT (kg) -15.30 -0.307 4.69
Total Carbon Sub Index 31.07

* Based on an €80/tonne carbon price