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 -7.85
Milk (kg) -10.00 -0.014 0.14
Fat (kg) 15.13 -0.375 -5.67
Prot (kg) 5.26 -0.441 -2.32
Fertility Sub Index 0.05
Calving Interval (days) 1.25 -1.459 -1.82
Survival (%) 1.68 1.117 1.88
Calving Sub Index 1.92
Gestation Length (days) -2.09 -0.919 1.92
Beef Sub Index -1.20
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 6.09 -0.432 -2.63
Maintenance Sub Index Maint. Sub Index 2.61
Live WT (kg) -8.50 -0.307 2.61
Total Carbon Sub Index -4.48

* Based on an €80/tonne carbon price