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 4.38
Milk (kg) -46.00 -0.014 0.64
Fat (kg) -7.46 -0.375 2.79
Prot (kg) -2.13 -0.441 0.94
Fertility Sub Index 5.56
Calving Interval (days) -2.84 -1.459 4.14
Survival (%) 1.27 1.117 1.42
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.68
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 0.62 -0.432 -0.27
Maintenance Sub Index Maint. Sub Index 1.50
Live WT (kg) -4.90 -0.307 1.50
Total Carbon Sub Index 11.65

* Based on an €80/tonne carbon price