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 3.51
Milk (kg) -123.00 -0.014 1.72
Fat (kg) -5.86 -0.375 2.19
Prot (kg) 0.92 -0.441 -0.41
Fertility Sub Index 5.13
Calving Interval (days) -2.49 -1.459 3.63
Survival (%) 1.34 1.117 1.50
Calving Sub Index -1.75
Gestation Length (days) 1.90 -0.919 -1.75
Beef Sub Index -2.03
Carcass Weight (kg) -0.80 -0.528 0.42
Age of Slaughter (days) 5.68 -0.432 -2.45
Maintenance Sub Index Maint. Sub Index 4.08
Live WT (kg) -13.30 -0.307 4.08
Total Carbon Sub Index 8.95

* Based on an €80/tonne carbon price