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 20.71
Milk (kg) -350.00 -0.014 4.90
Fat (kg) -22.72 -0.375 8.51
Prot (kg) -16.53 -0.441 7.30
Fertility Sub Index 5.67
Calving Interval (days) -2.58 -1.459 3.76
Survival (%) 1.71 1.117 1.91
Calving Sub Index -0.80
Gestation Length (days) 0.87 -0.919 -0.80
Beef Sub Index -2.74
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 8.67 -0.432 -3.74
Maintenance Sub Index Maint. Sub Index 7.02
Live WT (kg) -22.90 -0.307 7.02
Total Carbon Sub Index 29.87

* Based on an €80/tonne carbon price