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 12.29
Milk (kg) -284.00 -0.014 3.98
Fat (kg) -11.65 -0.375 4.36
Prot (kg) -8.95 -0.441 3.95
Fertility Sub Index 5.21
Calving Interval (days) -2.33 -1.459 3.40
Survival (%) 1.62 1.117 1.81
Calving Sub Index -1.91
Gestation Length (days) 2.08 -0.919 -1.91
Beef Sub Index -2.51
Carcass Weight (kg) 1.50 -0.528 -0.79
Age of Slaughter (days) 3.99 -0.432 -1.72
Maintenance Sub Index Maint. Sub Index 3.10
Live WT (kg) -10.10 -0.307 3.10
Total Carbon Sub Index 16.16

* Based on an €80/tonne carbon price