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 19.17
Milk (kg) -706.00 -0.014 9.88
Fat (kg) -5.62 -0.375 2.11
Prot (kg) -16.26 -0.441 7.18
Fertility Sub Index 3.31
Calving Interval (days) -1.12 -1.459 1.63
Survival (%) 1.50 1.117 1.68
Calving Sub Index 0.67
Gestation Length (days) -0.73 -0.919 0.67
Beef Sub Index 6.51
Carcass Weight (kg) -19.00 -0.528 10.02
Age of Slaughter (days) 8.13 -0.432 -3.51
Maintenance Sub Index Maint. Sub Index 16.31
Live WT (kg) -53.20 -0.307 16.31
Total Carbon Sub Index 45.96

* Based on an €80/tonne carbon price