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 33.65
Milk (kg) -793.00 -0.014 11.10
Fat (kg) -28.69 -0.375 10.75
Prot (kg) -26.74 -0.441 11.80
Fertility Sub Index 5.67
Calving Interval (days) -3.21 -1.459 4.68
Survival (%) 0.88 1.117 0.98
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 2.85
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) -3.78 -0.432 1.63
Maintenance Sub Index Maint. Sub Index 5.43
Live WT (kg) -17.70 -0.307 5.43
Total Carbon Sub Index 48.69

* Based on an €80/tonne carbon price