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 21.17
Milk (kg) -327.00 -0.014 4.58
Fat (kg) -23.91 -0.375 8.96
Prot (kg) -17.31 -0.441 7.64
Fertility Sub Index 6.81
Calving Interval (days) -2.98 -1.459 4.35
Survival (%) 2.20 1.117 2.46
Calving Sub Index -1.54
Gestation Length (days) 1.68 -0.919 -1.54
Beef Sub Index -2.02
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 7.49 -0.432 -3.23
Maintenance Sub Index Maint. Sub Index 6.47
Live WT (kg) -21.10 -0.307 6.47
Total Carbon Sub Index 30.88

* Based on an €80/tonne carbon price