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 8.28
Milk (kg) -153.00 -0.014 2.14
Fat (kg) -7.43 -0.375 2.78
Prot (kg) -7.61 -0.441 3.36
Fertility Sub Index 11.07
Calving Interval (days) -6.48 -1.459 9.45
Survival (%) 1.45 1.117 1.62
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 1.67
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) -0.44 -0.432 0.19
Maintenance Sub Index Maint. Sub Index 2.45
Live WT (kg) -8.00 -0.307 2.45
Total Carbon Sub Index 23.01

* Based on an €80/tonne carbon price