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 1.94
Milk (kg) -22.00 -0.014 0.31
Fat (kg) -1.93 -0.375 0.72
Prot (kg) -2.05 -0.441 0.90
Fertility Sub Index 5.56
Calving Interval (days) -3.06 -1.459 4.46
Survival (%) 0.98 1.117 1.09
Calving Sub Index 0.70
Gestation Length (days) -0.76 -0.919 0.70
Beef Sub Index 0.76
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 0.57 -0.432 -0.25
Maintenance Sub Index Maint. Sub Index 3.13
Live WT (kg) -10.20 -0.307 3.13
Total Carbon Sub Index 12.08

* Based on an €80/tonne carbon price