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 9.25
Milk (kg) -124.00 -0.014 1.74
Fat (kg) -11.67 -0.375 4.37
Prot (kg) -7.11 -0.441 3.14
Fertility Sub Index 6.87
Calving Interval (days) -4.25 -1.459 6.20
Survival (%) 0.60 1.117 0.67
Calving Sub Index 1.38
Gestation Length (days) -1.50 -0.919 1.38
Beef Sub Index -0.09
Carcass Weight (kg) 0.40 -0.528 -0.21
Age of Slaughter (days) -0.28 -0.432 0.12
Maintenance Sub Index Maint. Sub Index 1.47
Live WT (kg) -4.80 -0.307 1.47
Total Carbon Sub Index 18.88

* Based on an €80/tonne carbon price