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 5.14
Milk (kg) -111.00 -0.014 1.55
Fat (kg) -7.07 -0.375 2.65
Prot (kg) -2.13 -0.441 0.94
Fertility Sub Index 6.54
Calving Interval (days) -3.70 -1.459 5.40
Survival (%) 1.02 1.117 1.14
Calving Sub Index 1.31
Gestation Length (days) -1.43 -0.919 1.31
Beef Sub Index 0.67
Carcass Weight (kg) 0.40 -0.528 -0.21
Age of Slaughter (days) -2.03 -0.432 0.88
Maintenance Sub Index Maint. Sub Index 3.22
Live WT (kg) -10.50 -0.307 3.22
Total Carbon Sub Index 16.88

* Based on an €80/tonne carbon price