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 10.74
Milk (kg) -235.00 -0.014 3.29
Fat (kg) -11.10 -0.375 4.16
Prot (kg) -7.47 -0.441 3.30
Fertility Sub Index 1.72
Calving Interval (days) -0.66 -1.459 0.96
Survival (%) 0.68 1.117 0.76
Calving Sub Index -2.24
Gestation Length (days) 2.44 -0.919 -2.24
Beef Sub Index -3.44
Carcass Weight (kg) 5.20 -0.528 -2.74
Age of Slaughter (days) 1.62 -0.432 -0.70
Maintenance Sub Index Maint. Sub Index 6.87
Live WT (kg) -22.40 -0.307 6.87
Total Carbon Sub Index 13.65

* Based on an €80/tonne carbon price