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 7.19
Milk (kg) -105.00 -0.014 1.47
Fat (kg) -7.22 -0.375 2.70
Prot (kg) -6.83 -0.441 3.01
Fertility Sub Index 6.38
Calving Interval (days) -3.46 -1.459 5.05
Survival (%) 1.19 1.117 1.33
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 2.11
Carcass Weight (kg) -4.70 -0.528 2.48
Age of Slaughter (days) 0.85 -0.432 -0.37
Maintenance Sub Index Maint. Sub Index 3.65
Live WT (kg) -11.90 -0.307 3.65
Total Carbon Sub Index 18.86

* Based on an €80/tonne carbon price