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 15.81
Milk (kg) -373.00 -0.014 5.22
Fat (kg) -12.10 -0.375 4.53
Prot (kg) -13.73 -0.441 6.06
Fertility Sub Index 4.96
Calving Interval (days) -2.72 -1.459 3.97
Survival (%) 0.89 1.117 0.99
Calving Sub Index -0.84
Gestation Length (days) 0.91 -0.919 -0.84
Beef Sub Index 6.01
Carcass Weight (kg) -8.40 -0.528 4.43
Age of Slaughter (days) -3.66 -0.432 1.58
Maintenance Sub Index Maint. Sub Index 5.18
Live WT (kg) -16.90 -0.307 5.18
Total Carbon Sub Index 31.13

* Based on an €80/tonne carbon price