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 1.63
Milk (kg) -21.00 -0.014 0.29
Fat (kg) -2.24 -0.375 0.84
Prot (kg) -1.12 -0.441 0.49
Fertility Sub Index 5.21
Calving Interval (days) -2.42 -1.459 3.53
Survival (%) 1.50 1.117 1.68
Calving Sub Index -1.76
Gestation Length (days) 1.91 -0.919 -1.76
Beef Sub Index -2.01
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 6.50 -0.432 -2.81
Maintenance Sub Index Maint. Sub Index 5.76
Live WT (kg) -18.80 -0.307 5.76
Total Carbon Sub Index 8.83

* Based on an €80/tonne carbon price