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 4.09
Milk (kg) 1.00 -0.014 -0.01
Fat (kg) -7.48 -0.375 2.80
Prot (kg) -2.94 -0.441 1.30
Fertility Sub Index 15.20
Calving Interval (days) -7.90 -1.459 11.53
Survival (%) 3.29 1.117 3.68
Calving Sub Index -3.41
Gestation Length (days) 3.71 -0.919 -3.41
Beef Sub Index 3.91
Carcass Weight (kg) -7.00 -0.528 3.69
Age of Slaughter (days) -0.51 -0.432 0.22
Maintenance Sub Index Maint. Sub Index 2.85
Live WT (kg) -9.30 -0.307 2.85
Total Carbon Sub Index 22.64

* Based on an €80/tonne carbon price