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 18.09
Milk (kg) -334.00 -0.014 4.68
Fat (kg) -17.80 -0.375 6.67
Prot (kg) -15.29 -0.441 6.75
Fertility Sub Index 5.37
Calving Interval (days) -2.55 -1.459 3.72
Survival (%) 1.48 1.117 1.65
Calving Sub Index -0.40
Gestation Length (days) 0.44 -0.919 -0.40
Beef Sub Index 2.55
Carcass Weight (kg) -5.30 -0.528 2.80
Age of Slaughter (days) 0.56 -0.432 -0.24
Maintenance Sub Index Maint. Sub Index -1.01
Live WT (kg) 3.30 -0.307 -1.01
Total Carbon Sub Index 24.60

* Based on an €80/tonne carbon price