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 21.23
Milk (kg) -351.00 -0.014 4.91
Fat (kg) -23.36 -0.375 8.75
Prot (kg) -17.15 -0.441 7.57
Fertility Sub Index 6.01
Calving Interval (days) -2.69 -1.459 3.92
Survival (%) 1.87 1.117 2.09
Calving Sub Index -1.14
Gestation Length (days) 1.24 -0.919 -1.14
Beef Sub Index -2.53
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 8.68 -0.432 -3.75
Maintenance Sub Index Maint. Sub Index 6.90
Live WT (kg) -22.50 -0.307 6.90
Total Carbon Sub Index 30.47

* Based on an €80/tonne carbon price