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 7.40
Milk (kg) -229.00 -0.014 3.21
Fat (kg) -2.91 -0.375 1.09
Prot (kg) -7.03 -0.441 3.10
Fertility Sub Index 2.09
Calving Interval (days) -1.33 -1.459 1.94
Survival (%) 0.13 1.117 0.15
Calving Sub Index -0.62
Gestation Length (days) 0.67 -0.919 -0.62
Beef Sub Index 1.95
Carcass Weight (kg) -6.70 -0.528 3.53
Age of Slaughter (days) 3.68 -0.432 -1.59
Maintenance Sub Index Maint. Sub Index 2.79
Live WT (kg) -9.10 -0.307 2.79
Total Carbon Sub Index 13.60

* Based on an €80/tonne carbon price