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 -5.79
Milk (kg) 65.00 -0.014 -0.91
Fat (kg) 5.90 -0.375 -2.21
Prot (kg) 6.04 -0.441 -2.67
Fertility Sub Index 2.05
Calving Interval (days) -0.09 -1.459 0.13
Survival (%) 1.72 1.117 1.92
Calving Sub Index -3.02
Gestation Length (days) 3.29 -0.919 -3.02
Beef Sub Index -4.68
Carcass Weight (kg) 16.00 -0.528 -8.44
Age of Slaughter (days) -8.70 -0.432 3.76
Maintenance Sub Index Maint. Sub Index -5.52
Live WT (kg) 18.00 -0.307 -5.52
Total Carbon Sub Index -16.95

* Based on an €80/tonne carbon price