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 9.56
Milk (kg) -289.00 -0.014 4.05
Fat (kg) -5.95 -0.375 2.23
Prot (kg) -7.45 -0.441 3.29
Fertility Sub Index 5.09
Calving Interval (days) -2.20 -1.459 3.21
Survival (%) 1.68 1.117 1.88
Calving Sub Index 0.94
Gestation Length (days) -1.02 -0.919 0.94
Beef Sub Index 0.36
Carcass Weight (kg) -7.30 -0.528 3.85
Age of Slaughter (days) 8.08 -0.432 -3.49
Maintenance Sub Index Maint. Sub Index 9.69
Live WT (kg) -31.60 -0.307 9.69
Total Carbon Sub Index 25.63

* Based on an €80/tonne carbon price