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 -2.69
Milk (kg) 84.00 -0.014 -1.18
Fat (kg) 3.39 -0.375 -1.27
Prot (kg) 0.55 -0.441 -0.24
Fertility Sub Index -13.46
Calving Interval (days) 6.99 -1.459 -10.20
Survival (%) -2.92 1.117 -3.26
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.26
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 3.90 -0.432 -1.68
Maintenance Sub Index Maint. Sub Index 1.07
Live WT (kg) -3.50 -0.307 1.07
Total Carbon Sub Index -15.80

* Based on an €80/tonne carbon price