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 -9.55
Milk (kg) 245.00 -0.014 -3.43
Fat (kg) 7.15 -0.375 -2.68
Prot (kg) 7.80 -0.441 -3.44
Fertility Sub Index -4.72
Calving Interval (days) 2.80 -1.459 -4.09
Survival (%) -0.57 1.117 -0.64
Calving Sub Index 0.45
Gestation Length (days) -0.49 -0.919 0.45
Beef Sub Index -0.28
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 2.96 -0.432 -1.28
Maintenance Sub Index Maint. Sub Index 1.20
Live WT (kg) -3.90 -0.307 1.20
Total Carbon Sub Index -12.90

* Based on an €80/tonne carbon price