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 21.70
Milk (kg) -518.00 -0.014 7.25
Fat (kg) -22.52 -0.375 8.44
Prot (kg) -13.63 -0.441 6.02
Fertility Sub Index 6.25
Calving Interval (days) -3.21 -1.459 4.68
Survival (%) 1.40 1.117 1.56
Calving Sub Index 1.83
Gestation Length (days) -1.99 -0.919 1.83
Beef Sub Index 2.45
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) -2.99 -0.432 1.29
Maintenance Sub Index Maint. Sub Index 6.07
Live WT (kg) -19.80 -0.307 6.07
Total Carbon Sub Index 38.31

* Based on an €80/tonne carbon price