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 2.44
Milk (kg) -198.00 -0.014 2.77
Fat (kg) 5.53 -0.375 -2.07
Prot (kg) -3.93 -0.441 1.73
Fertility Sub Index 5.50
Calving Interval (days) -3.29 -1.459 4.80
Survival (%) 0.63 1.117 0.70
Calving Sub Index 0.74
Gestation Length (days) -0.81 -0.919 0.74
Beef Sub Index -1.91
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 8.59 -0.432 -3.71
Maintenance Sub Index Maint. Sub Index 7.14
Live WT (kg) -23.30 -0.307 7.14
Total Carbon Sub Index 13.92

* Based on an €80/tonne carbon price