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 3.99
Milk (kg) -194.00 -0.014 2.72
Fat (kg) 2.73 -0.375 -1.02
Prot (kg) -5.20 -0.441 2.30
Fertility Sub Index -2.08
Calving Interval (days) 0.95 -1.459 -1.39
Survival (%) -0.62 1.117 -0.69
Calving Sub Index 0.56
Gestation Length (days) -0.61 -0.919 0.56
Beef Sub Index 0.42
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 2.46 -0.432 -1.06
Maintenance Sub Index Maint. Sub Index 2.24
Live WT (kg) -7.30 -0.307 2.24
Total Carbon Sub Index 5.12

* Based on an €80/tonne carbon price