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 6.07
Milk (kg) -128.00 -0.014 1.79
Fat (kg) -3.81 -0.375 1.43
Prot (kg) -6.45 -0.441 2.85
Fertility Sub Index 4.53
Calving Interval (days) -1.92 -1.459 2.80
Survival (%) 1.55 1.117 1.73
Calving Sub Index 0.76
Gestation Length (days) -0.83 -0.919 0.76
Beef Sub Index 2.72
Carcass Weight (kg) -4.60 -0.528 2.43
Age of Slaughter (days) -0.67 -0.432 0.29
Maintenance Sub Index Maint. Sub Index 3.92
Live WT (kg) -12.80 -0.307 3.92
Total Carbon Sub Index 18.01

* Based on an €80/tonne carbon price