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 -0.45
Milk (kg) 4.00 -0.014 -0.06
Fat (kg) 0.52 -0.375 -0.19
Prot (kg) 0.45 -0.441 -0.20
Fertility Sub Index 4.98
Calving Interval (days) -2.43 -1.459 3.55
Survival (%) 1.28 1.117 1.43
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.90
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) -3.18 -0.432 1.37
Maintenance Sub Index Maint. Sub Index 6.50
Live WT (kg) -21.20 -0.307 6.50
Total Carbon Sub Index 17.73

* Based on an €80/tonne carbon price