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 15.25
Milk (kg) -139.00 -0.014 1.95
Fat (kg) -22.44 -0.375 8.41
Prot (kg) -11.09 -0.441 4.89
Fertility Sub Index 6.83
Calving Interval (days) -3.92 -1.459 5.72
Survival (%) 0.99 1.117 1.11
Calving Sub Index -0.19
Gestation Length (days) 0.21 -0.919 -0.19
Beef Sub Index 0.40
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 2.50 -0.432 -1.08
Maintenance Sub Index Maint. Sub Index 2.91
Live WT (kg) -9.50 -0.307 2.91
Total Carbon Sub Index 25.19

* Based on an €80/tonne carbon price