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 -15.23
Milk (kg) 387.00 -0.014 -5.42
Fat (kg) 13.08 -0.375 -4.90
Prot (kg) 11.13 -0.441 -4.91
Fertility Sub Index -0.45
Calving Interval (days) 0.65 -1.459 -0.95
Survival (%) 0.45 1.117 0.50
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index -3.23
Carcass Weight (kg) 0.50 -0.528 -0.26
Age of Slaughter (days) 6.87 -0.432 -2.97
Maintenance Sub Index Maint. Sub Index -3.62
Live WT (kg) 11.80 -0.307 -3.62
Total Carbon Sub Index -19.68

* Based on an €80/tonne carbon price