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 -2.14
Milk (kg) -19.00 -0.014 0.27
Fat (kg) 8.02 -0.375 -3.00
Prot (kg) -1.35 -0.441 0.60
Fertility Sub Index 4.57
Calving Interval (days) -2.95 -1.459 4.30
Survival (%) 0.24 1.117 0.27
Calving Sub Index 1.92
Gestation Length (days) -2.09 -0.919 1.92
Beef Sub Index -4.06
Carcass Weight (kg) 4.80 -0.528 -2.53
Age of Slaughter (days) 3.54 -0.432 -1.53
Maintenance Sub Index Maint. Sub Index 0.71
Live WT (kg) -2.30 -0.307 0.71
Total Carbon Sub Index 1.00

* Based on an €80/tonne carbon price