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 1.05
Milk (kg) -72.00 -0.014 1.01
Fat (kg) -2.40 -0.375 0.90
Prot (kg) 1.95 -0.441 -0.86
Fertility Sub Index 9.91
Calving Interval (days) -5.33 -1.459 7.78
Survival (%) 1.91 1.117 2.13
Calving Sub Index 0.19
Gestation Length (days) -0.21 -0.919 0.19
Beef Sub Index -3.12
Carcass Weight (kg) 8.50 -0.528 -4.48
Age of Slaughter (days) -3.17 -0.432 1.37
Maintenance Sub Index Maint. Sub Index 0.55
Live WT (kg) -1.80 -0.307 0.55
Total Carbon Sub Index 8.59

* Based on an €80/tonne carbon price