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 -5.57
Milk (kg) 7.00 -0.014 -0.10
Fat (kg) 9.15 -0.375 -3.43
Prot (kg) 4.63 -0.441 -2.04
Fertility Sub Index 12.50
Calving Interval (days) -5.51 -1.459 8.04
Survival (%) 3.99 1.117 4.46
Calving Sub Index 3.37
Gestation Length (days) -3.67 -0.919 3.37
Beef Sub Index 3.13
Carcass Weight (kg) -8.20 -0.528 4.33
Age of Slaughter (days) 2.77 -0.432 -1.20
Maintenance Sub Index Maint. Sub Index 7.05
Live WT (kg) -23.00 -0.307 7.05
Total Carbon Sub Index 20.49

* Based on an €80/tonne carbon price