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 9.12
Milk (kg) -151.00 -0.014 2.11
Fat (kg) -10.13 -0.375 3.79
Prot (kg) -7.27 -0.441 3.21
Fertility Sub Index 6.46
Calving Interval (days) -2.95 -1.459 4.30
Survival (%) 1.93 1.117 2.16
Calving Sub Index -1.53
Gestation Length (days) 1.66 -0.919 -1.53
Beef Sub Index -2.53
Carcass Weight (kg) -0.70 -0.528 0.37
Age of Slaughter (days) 6.71 -0.432 -2.90
Maintenance Sub Index Maint. Sub Index 5.92
Live WT (kg) -19.30 -0.307 5.92
Total Carbon Sub Index 17.44

* Based on an €80/tonne carbon price