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 21.65
Milk (kg) -404.00 -0.014 5.66
Fat (kg) -20.92 -0.375 7.84
Prot (kg) -18.49 -0.441 8.16
Fertility Sub Index 10.72
Calving Interval (days) -6.73 -1.459 9.82
Survival (%) 0.81 1.117 0.90
Calving Sub Index 0.27
Gestation Length (days) -0.29 -0.919 0.27
Beef Sub Index 0.46
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 2.48 -0.432 -1.07
Maintenance Sub Index Maint. Sub Index 3.71
Live WT (kg) -12.10 -0.307 3.71
Total Carbon Sub Index 36.81

* Based on an €80/tonne carbon price