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 4.70
Milk (kg) -2.00 -0.014 0.03
Fat (kg) -5.41 -0.375 2.03
Prot (kg) -5.99 -0.441 2.64
Fertility Sub Index -2.25
Calving Interval (days) 1.47 -1.459 -2.14
Survival (%) -0.09 1.117 -0.10
Calving Sub Index 0.63
Gestation Length (days) -0.68 -0.919 0.63
Beef Sub Index -0.88
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 3.62 -0.432 -1.56
Maintenance Sub Index Maint. Sub Index -1.47
Live WT (kg) 4.80 -0.307 -1.47
Total Carbon Sub Index 0.72

* Based on an €80/tonne carbon price