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 36.19
Milk (kg) -978.00 -0.014 13.69
Fat (kg) -26.56 -0.375 9.95
Prot (kg) -28.43 -0.441 12.55
Fertility Sub Index 6.12
Calving Interval (days) -2.71 -1.459 3.95
Survival (%) 1.94 1.117 2.17
Calving Sub Index -1.45
Gestation Length (days) 1.58 -0.919 -1.45
Beef Sub Index -2.25
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 8.63 -0.432 -3.73
Maintenance Sub Index Maint. Sub Index 6.53
Live WT (kg) -21.30 -0.307 6.53
Total Carbon Sub Index 45.14

* Based on an €80/tonne carbon price