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 0.20
Milk (kg) -71.00 -0.014 0.99
Fat (kg) 2.23 -0.375 -0.84
Prot (kg) -0.09 -0.441 0.04
Fertility Sub Index 5.20
Calving Interval (days) -2.40 -1.459 3.50
Survival (%) 1.52 1.117 1.70
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.16
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 3.55 -0.432 -1.53
Maintenance Sub Index Maint. Sub Index 6.38
Live WT (kg) -20.80 -0.307 6.38
Total Carbon Sub Index 15.74

* Based on an €80/tonne carbon price