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 4.94
Milk (kg) -109.00 -0.014 1.53
Fat (kg) -5.58 -0.375 2.09
Prot (kg) -3.01 -0.441 1.33
Fertility Sub Index 5.30
Calving Interval (days) -2.88 -1.459 4.20
Survival (%) 0.98 1.117 1.09
Calving Sub Index -0.37
Gestation Length (days) 0.40 -0.919 -0.37
Beef Sub Index 0.45
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 1.41 -0.432 -0.61
Maintenance Sub Index Maint. Sub Index 1.99
Live WT (kg) -6.50 -0.307 1.99
Total Carbon Sub Index 12.31

* Based on an €80/tonne carbon price