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 10.07
Milk (kg) -238.00 -0.014 3.33
Fat (kg) -10.16 -0.375 3.81
Prot (kg) -6.65 -0.441 2.94
Fertility Sub Index 6.91
Calving Interval (days) -4.03 -1.459 5.88
Survival (%) 0.92 1.117 1.03
Calving Sub Index 1.45
Gestation Length (days) -1.58 -0.919 1.45
Beef Sub Index 0.55
Carcass Weight (kg) 0.20 -0.528 -0.11
Age of Slaughter (days) -1.51 -0.432 0.65
Maintenance Sub Index Maint. Sub Index 0.98
Live WT (kg) -3.20 -0.307 0.98
Total Carbon Sub Index 19.95

* Based on an €80/tonne carbon price