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 9.00
Milk (kg) -156.00 -0.014 2.18
Fat (kg) -9.85 -0.375 3.69
Prot (kg) -7.08 -0.441 3.12
Fertility Sub Index 6.57
Calving Interval (days) -4.03 -1.459 5.88
Survival (%) 0.62 1.117 0.69
Calving Sub Index -0.90
Gestation Length (days) 0.98 -0.919 -0.90
Beef Sub Index 6.75
Carcass Weight (kg) -11.40 -0.528 6.01
Age of Slaughter (days) -1.71 -0.432 0.74
Maintenance Sub Index Maint. Sub Index 3.95
Live WT (kg) -12.90 -0.307 3.95
Total Carbon Sub Index 25.38

* Based on an €80/tonne carbon price