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 22.30
Milk (kg) -534.00 -0.014 7.48
Fat (kg) -22.51 -0.375 8.43
Prot (kg) -14.48 -0.441 6.39
Fertility Sub Index 4.87
Calving Interval (days) -2.87 -1.459 4.19
Survival (%) 0.61 1.117 0.68
Calving Sub Index 1.65
Gestation Length (days) -1.79 -0.919 1.65
Beef Sub Index 2.73
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) -3.52 -0.432 1.52
Maintenance Sub Index Maint. Sub Index 6.50
Live WT (kg) -21.20 -0.307 6.50
Total Carbon Sub Index 38.05

* Based on an €80/tonne carbon price