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 20.45
Milk (kg) -417.00 -0.014 5.84
Fat (kg) -19.10 -0.375 7.15
Prot (kg) -16.90 -0.441 7.46
Fertility Sub Index 6.37
Calving Interval (days) -3.87 -1.459 5.65
Survival (%) 0.65 1.117 0.73
Calving Sub Index -1.09
Gestation Length (days) 1.19 -0.919 -1.09
Beef Sub Index 3.68
Carcass Weight (kg) -6.50 -0.528 3.43
Age of Slaughter (days) -0.58 -0.432 0.25
Maintenance Sub Index Maint. Sub Index 9.10
Live WT (kg) -29.70 -0.307 9.10
Total Carbon Sub Index 38.51

* Based on an €80/tonne carbon price