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 -7.21
Milk (kg) -31.00 -0.014 0.43
Fat (kg) 15.00 -0.375 -5.62
Prot (kg) 4.60 -0.441 -2.03
Fertility Sub Index 10.41
Calving Interval (days) -4.84 -1.459 7.06
Survival (%) 3.00 1.117 3.35
Calving Sub Index 2.10
Gestation Length (days) -2.28 -0.919 2.10
Beef Sub Index 1.98
Carcass Weight (kg) 1.50 -0.528 -0.79
Age of Slaughter (days) -6.43 -0.432 2.78
Maintenance Sub Index Maint. Sub Index -3.07
Live WT (kg) 10.00 -0.307 -3.07
Total Carbon Sub Index 4.22

* Based on an €80/tonne carbon price