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 5.10
Milk (kg) -462.00 -0.014 6.47
Fat (kg) 6.96 -0.375 -2.61
Prot (kg) -2.81 -0.441 1.24
Fertility Sub Index 7.82
Calving Interval (days) -3.62 -1.459 5.28
Survival (%) 2.27 1.117 2.54
Calving Sub Index 1.54
Gestation Length (days) -1.67 -0.919 1.54
Beef Sub Index 8.86
Carcass Weight (kg) -23.80 -0.528 12.55
Age of Slaughter (days) 8.57 -0.432 -3.70
Maintenance Sub Index Maint. Sub Index 18.73
Live WT (kg) -61.10 -0.307 18.73
Total Carbon Sub Index 42.05

* Based on an €80/tonne carbon price