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 -6.54
Milk (kg) 272.00 -0.014 -3.81
Fat (kg) -4.97 -0.375 1.86
Prot (kg) 10.40 -0.441 -4.59
Fertility Sub Index 2.74
Calving Interval (days) -1.27 -1.459 1.85
Survival (%) 0.79 1.117 0.88
Calving Sub Index -1.65
Gestation Length (days) 1.80 -0.919 -1.65
Beef Sub Index -1.74
Carcass Weight (kg) 1.50 -0.528 -0.79
Age of Slaughter (days) 2.20 -0.432 -0.95
Maintenance Sub Index Maint. Sub Index 2.70
Live WT (kg) -8.80 -0.307 2.70
Total Carbon Sub Index -4.50

* Based on an €80/tonne carbon price