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 10.22
Milk (kg) -245.00 -0.014 3.43
Fat (kg) -10.87 -0.375 4.07
Prot (kg) -6.16 -0.441 2.72
Fertility Sub Index -2.68
Calving Interval (days) 2.25 -1.459 -3.28
Survival (%) 0.54 1.117 0.60
Calving Sub Index -1.36
Gestation Length (days) 1.48 -0.919 -1.36
Beef Sub Index -1.86
Carcass Weight (kg) -0.10 -0.528 0.05
Age of Slaughter (days) 4.43 -0.432 -1.91
Maintenance Sub Index Maint. Sub Index 3.22
Live WT (kg) -10.50 -0.307 3.22
Total Carbon Sub Index 7.54

* Based on an €80/tonne carbon price